Radiography Positioning for Tibia/Fibula and Knee Views
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Questions and Answers

What is the central ray angle for the AP knee position?

  • 3-5 degrees cephalic
  • 5-7 degrees cephalic (correct)
  • 0 degrees
  • 5-7 degrees caudal

In the mediolateral knee position, the femoral condyles should be:

  • Separated
  • Superimposed (correct)
  • Overlapping
  • Aligned

For a thin pelvis, what type of angle corresponds to the pelvis size?

  • 3-5 degrees caudal (correct)
  • 5-7 degrees cephalic
  • 3-5 degrees cephalic
  • 0 degrees

What is the purpose of the Holmblad method?

<p>To view the intercondylar fossa (A)</p> Signup and view all the answers

In the PA knee position, where should the central ray enter?

<p>1 inch distal to apex of patella (C)</p> Signup and view all the answers

What should be done to achieve a mediolateral knee position?

<p>Roll the patient toward the affected side (B)</p> Signup and view all the answers

What should be parallel to the image receptor in the AP knee position?

<p>Femoral condyles (C)</p> Signup and view all the answers

How should the patient be positioned for an AP tibia/fibula X-ray?

<p>Leg straight forward with femoral condyles perpendicular to Image receptor (A)</p> Signup and view all the answers

What is the recommended Source to Image Distance (SID) for tib/fib and patella views?

<p>40 inches (C)</p> Signup and view all the answers

What does an AP tibia/fibula X-ray show if properly taken?

<p>Overlapping proximal and distal tibia/fibula articulations (A)</p> Signup and view all the answers

If the image receptor is too small for an AP tib/fib X-ray, what action should be taken?

<p>Clip the knee if necessary (B)</p> Signup and view all the answers

What anatomical structures are moderately overlapped in an AP tibia/fibula X-ray?

<p>Proximal and distal tibia/fibula articulations (B)</p> Signup and view all the answers

Which positioning technique is used for a mediolateral tibia/fibula X-ray?

<p>Patient rolled towards the unaffected side (C)</p> Signup and view all the answers

In the PA Axial Projection Holmblad Method 3, how should the patient be positioned?

<p>Kneeling on the table with the knee over the image receptor (C)</p> Signup and view all the answers

What structures are visualized in the axial sunrise patella position using the Settegast Method?

<p>Patella in profile, open patellofemoral joint space, surfaces of femoral condyles (C)</p> Signup and view all the answers

Which view provides good visualization of a vertical patellar fracture?

<p>Axial Sunrise Patella Position (B)</p> Signup and view all the answers

How should the patient be positioned for the axial patella-merchant method?

<p>Both knees at the edge of the table and bent with a 40-degree angle (A)</p> Signup and view all the answers

What does the mediolateral patella position visualize?

<p>Lateral projection of patella, open patellofemoral joint space (A)</p> Signup and view all the answers

What is the central ray angle for the axial patella Hughston method?

<p>+45-degree cephalic angle entering through the patellofemoral joint space (C)</p> Signup and view all the answers

What abnormality does the axial patella Hughston method show?

<p>Subluxation of the patella and patellar fractures (A)</p> Signup and view all the answers

What is significant about PA Patella Structures when compared to AP Patella Structures?

<p>Provides sharper detail due to decreased Object to image distance (A)</p> Signup and view all the answers

What is another name for mediolateral Patella position?

<p>Bilateral Tangential Patellae View (C)</p> Signup and view all the answers

Which part of the foot is responsible for shock absorption and weight-bearing?

<p>Midfoot (D)</p> Signup and view all the answers

What is the main function of the longitudinal arch of the foot?

<p>Acting as a shock absorber (D)</p> Signup and view all the answers

Which movement involves flexing the ankle joint to point the foot upward?

<p>Dorsiflexion (B)</p> Signup and view all the answers

Which bones are included in the hindfoot?

<p>Talus and calcaneus (A)</p> Signup and view all the answers

What type of arch supports the longitudinal arch of the foot?

<p>Transverse arch (A)</p> Signup and view all the answers

Which movement involves extending the ankle joint to point the foot downward?

<p>Plantar flexion (A)</p> Signup and view all the answers

How many phalanges are in the great toe?

<p>2 (B)</p> Signup and view all the answers

What distinguishes the phalanx base from the phalanx head?

<p>The base is distal, while the head is proximal. (D)</p> Signup and view all the answers

What is the primary difference between the phalanges of the foot and hand?

<p>Foot phalanges have limited movement. (C)</p> Signup and view all the answers

Which part of the foot forms the plantar surface?

<p>Hindfoot (A)</p> Signup and view all the answers

Which metatarsal is described as the shortest and thickest?

<p>1st metatarsal (D)</p> Signup and view all the answers

What type of joint classification do all joints of the foot have?

<p>Synovial joints (A)</p> Signup and view all the answers

Where are the sesamoid bones in the foot usually located?

<p>On the plantar surface of the head of the 1st metatarsal (B)</p> Signup and view all the answers

Which tarsal bone is the largest in the foot?

<p>Calcaneus (A)</p> Signup and view all the answers

What is another name for the talus bone?

<p>Astragalus (D)</p> Signup and view all the answers

Which metatarsal contains a prominent tuberosity prone to fracture?

<p>5th metatarsal (B)</p> Signup and view all the answers

What joint classification does the ankle joint belong to?

<p>Synovial, hinge joint (C)</p> Signup and view all the answers

Which cuneiform in the foot is considered the smallest?

<p>Intermediate cuneiform (2nd) (C)</p> Signup and view all the answers

Where does an avulsion fracture occur within the 5th metatarsal?

<p>At the base or proximal end (B)</p> Signup and view all the answers

What is the primary anatomical location of the lateral malleolus?

<p>Located on fibula on distal, lateral side (B)</p> Signup and view all the answers

Which bone in the lower leg plays a key role in weight-bearing?

<p>Tibia (A)</p> Signup and view all the answers

What distinguishes the distal end of the tibia from the proximal end in terms of size?

<p>The distal end is smaller (D)</p> Signup and view all the answers

Where is the medial malleolus located?

<p>Medial aspect of the ankle (D)</p> Signup and view all the answers

What is the function of the fibular notch on the distal tibia?

<p>Attachment point for muscles (C)</p> Signup and view all the answers

What landmark overlays the fibula on the distal tibia?

<p>Anterior Tubercle (B)</p> Signup and view all the answers

Where are the smooth facets of the tibial plateau located?

<p>Superior surface of the tibia (A)</p> Signup and view all the answers

What structure is situated between the two condyles on the superior aspect of the tibia?

<p>'Mountain-shaped' Protrusion (D)</p> Signup and view all the answers

What is a distinctive feature of the anterior crest of the tibia?

<p>Sharp ridge (A)</p> Signup and view all the answers

Which major joint does the tibial plateau articulate with?

<p>Knee joint (B)</p> Signup and view all the answers

What defines the angle of slope for the tibial plateaus?

<p>10-20 degrees posteriorly (C)</p> Signup and view all the answers

Where is the fibula located in relation to the tibia?

<p>Posteriorly (A)</p> Signup and view all the answers

What is the main reason for angling 5-7 degrees on AP and lateral knee x-rays?

<p>To open the joint space of the knee (D)</p> Signup and view all the answers

Which bone is sometimes referred to as the 'calf bone'?

<p>Fibula (C)</p> Signup and view all the answers

What problem does Osgood-Schlatter's Disease specifically involve?

<p>Separation of the tibial tuberosity from the body of the tibia (B)</p> Signup and view all the answers

Which ligament in the knee restricts anterior and posterior movements?

<p>Posterior cruciate ligament (PCL) (D)</p> Signup and view all the answers

What structure is located between the tibial plateau and femoral condyles and acts as a shock absorber?

<p>Meniscus (B)</p> Signup and view all the answers

Which joint is modified as a hinge joint in the human body?

<p>Femorotibial joint (D)</p> Signup and view all the answers

What anatomical landmark does the lateral malleolus relate to in the ankle?

<p>Medial malleolus (B)</p> Signup and view all the answers

What are the cruciate ligaments attached to within the knee joint?

<p>Intercondylar eminence (A)</p> Signup and view all the answers

What is visualized using an MRI or knee arthrogram to diagnose a specific knee condition?

<p>A torn meniscus (C)</p> Signup and view all the answers

In the axial patella-merchant method, where should the central ray enter?

<p>Midway between both patellae (A)</p> Signup and view all the answers

What is the primary purpose of the PA Axial Projection Holmblad Method 2?

<p>To flex the knee 70 degrees from full extension (C)</p> Signup and view all the answers

What is visualized in the axial patella Hughston method?

<p>Open patellofemoral joint space (B)</p> Signup and view all the answers

What distinguishes the axial patella-merchant view from the axial sunrise patella position?

<p>Structures visualized (D)</p> Signup and view all the answers

In the PA knee position, where should the central ray be located?

<p>At the mid-popliteal area (A)</p> Signup and view all the answers

Which method shows good visualization of a subluxation of the patella and patellar fractures?

<p>Axial patella Hughston method (A)</p> Signup and view all the answers

What is the alternative name for the axial patella Hughston method?

<p>'Prone flexion tangential' view (B)</p> Signup and view all the answers

What is distinctive about the PA Patella Structures compared to mediolateral Patella Structures?

<p>Superimposition by femur in PA view (B)</p> Signup and view all the answers

'Bilateral tangential view' refers to which method?

<p>'PA Axial Projection Holmblad Method 3' (C)</p> Signup and view all the answers

Which knee position requires the patient to be supine and rotate the entire leg medially 45 degrees?

<p>Medial oblique knee position (D)</p> Signup and view all the answers

What is the central ray angle for the lateral oblique knee position?

<p>5-7-degree cephalic (B)</p> Signup and view all the answers

What is the main difference between the PA knee position and the AP knee position?

<p>Central ray entry point (B)</p> Signup and view all the answers

Which technique requires the patient to be prone with toes resting on the table to dorsiflex the foot?

<p>AP knee position (A)</p> Signup and view all the answers

What is visualized in the mediolateral knee position?

<p><strong>Superimposed femoral condyles</strong> (A)</p> Signup and view all the answers

Which tube angle is used for the medial oblique knee Central ray?

<p><strong>Cephalic 5-7-degree</strong> (B)</p> Signup and view all the answers

What is the cephalic tube angle for the PA knee Central ray?

<p><strong>5-7-degree</strong> (C)</p> Signup and view all the answers

Which structure is centered in a mediolateral knee X-ray?

<p><strong>Tibial intercondylar eminence</strong> (D)</p> Signup and view all the answers

What is the primary purpose of using a 3-5 caudal angle or a 3-5 cephalic angle for an AP knee radiography based on pelvis measurements?

<p>To eliminate any overlap of femur and tibia. (C)</p> Signup and view all the answers

What is the recommended source to image distance (SID) for tibia/fibula and patella views?

<p>48 inches (A)</p> Signup and view all the answers

In the AP tibia/fibula positioning, what should be parallel to the image receptor?

<p>Femoral condyles (A)</p> Signup and view all the answers

What should be done if the image receptor is too small for an AP tib/fib view?

<p>Increase the Source to Image Distance (B)</p> Signup and view all the answers

What is the central ray direction for the mediolateral tibia/fibula positioning?

<p>Distal to proximal (C)</p> Signup and view all the answers

Which structure should be moderately overlapped in an AP tibia/fibula X-ray?

<p>Interosseous space (A)</p> Signup and view all the answers

What is the recommended collimation for an AP tibia/fibula X-ray?

<p>1-inch sides and 1 and 1/2 inches beyond joints (B)</p> Signup and view all the answers

What is the correct breathing instruction for pelvis, hip, and femur X-rays?

<p>Suspended respiration (D)</p> Signup and view all the answers

In the AP pelvis view, how should the feet be positioned?

<p>8-10 inches apart and internally rotated (A)</p> Signup and view all the answers

What hip structure is visible in profile in an AP pelvis view?

<p>Greater trochanter (D)</p> Signup and view all the answers

What is another name for the AP oblique pelvis position?

<p>Frog-leg position (A)</p> Signup and view all the answers

Where should the central ray be directed for an AP oblique pelvis X-ray?

<p>1-inch superior to pubic symphysis (B)</p> Signup and view all the answers

What structures are visualized in an AP oblique pelvis X-ray?

<p>Femoral neck without superimposition by greater trochanter (D)</p> Signup and view all the answers

What is the alternative name for the AP axial outlet projection pelvis?

<p>'Taylor' method (B)</p> Signup and view all the answers

What angle should be used for the cephalic angle in an AP axial outlet projection pelvis for women?

<p>-30 to -45 degrees (B)</p> Signup and view all the answers

What structure is visualized in profile in an AP axial outlet projection pelvis?

<p>Acetabulum only (A)</p> Signup and view all the answers

Where should the central ray be directed in an AP axial outlet projection pelvis?

<p>30-45 degrees cephalad from horizontal plane (for women) (D)</p> Signup and view all the answers

In an AP axial inlet projection pelvis, what is the central ray angled with respect to the midsagittal plane?

<p>40-degree caudal (B)</p> Signup and view all the answers

What is the alias for the AP external oblique pelvis projection?

<p>Judet method (B)</p> Signup and view all the answers

Which structure is evaluated for fractures in the AP internal oblique pelvis projection?

<p>Posterior rim of acetabulum (B)</p> Signup and view all the answers

What is visualized in the trauma hip modified axiolateral projection?

<p>Ischial tuberosity (B)</p> Signup and view all the answers

Which structure is located at the short segment from the anterior spine of ilium to symphysis and obturator foramen?

<p>Iliopubic column (B)</p> Signup and view all the answers

In the lateral hip position, how much should the thigh be abducted laterally?

<p>45 degrees (C)</p> Signup and view all the answers

What is evaluated for fractures in the AP external oblique pelvis projection?

<p>Anterior pubic rim of acetabulum (C)</p> Signup and view all the answers

Which bone structures are magnified in an AP axial outlet projection pelvis?

<p>Pubic and ischial bones (C)</p> Signup and view all the answers

In the AP proximal femur position, how should the inner leg, hip, and knee be rotated?

<p>15 degrees internally (A)</p> Signup and view all the answers

Where should the top of the Image receptor be placed in the AP femur position?

<p>At the ASIS (A)</p> Signup and view all the answers

What structures should be visible in the mediolateral femur distal view?

<p>Patella in profile (B)</p> Signup and view all the answers

For the AP femur collimation, how should it be adjusted?

<p>Collimate side to side only (A)</p> Signup and view all the answers

What is the correct positioning for a mediolateral femur X-ray?

<p>Rolling the patient towards the affected side and flexing the knee 45 degrees (B)</p> Signup and view all the answers

Where should the central ray be positioned in a mediolateral femur X-ray?

<p>Midfemur (C)</p> Signup and view all the answers

What makes the greater trochanter more visible than the lesser trochanter in an AP femur X-ray?

<p>Position of the patient's leg (C)</p> Signup and view all the answers

What does an AP distal femur X-ray aim to show?

<p>Femoral epicondyles parallel to the Image receptor (C)</p> Signup and view all the answers

What is a notable difference between mediolateral and AP femur X-rays?

<p>Collimation requirements (B)</p> Signup and view all the answers

What is the primary difference between the ASIS and AIIS anatomical landmarks?

<p>ASIS is anterior and AIIS is posterior (B)</p> Signup and view all the answers

The pelvis serves as the base of the trunk and forms the connection between which two parts of the body?

<p>Vertebral column and lower limbs (A)</p> Signup and view all the answers

Which structure forms the most inferior aspect of the pelvis?

<p>Ischial tuberosity (D)</p> Signup and view all the answers

Which part of the pelvis is considered the false pelvis?

<p>Superior aperture (A)</p> Signup and view all the answers

Where is the obturator foramen located in relation to the iliac crest?

<p>Below (B)</p> Signup and view all the answers

What are the female-specific features of the pelvis compared to males?

<p>Light body structure, oval inlet (C)</p> Signup and view all the answers

Which of the following joints is classified as a cartilaginous symphysis joint?

<p>Pubic symphysis (D)</p> Signup and view all the answers

Which bones are considered part of the pelvic girdle?

<p>2 hip bones (C)</p> Signup and view all the answers

Where does the femoral head articulate in the pelvis?

<p>Acetabulum (B)</p> Signup and view all the answers

What structures form the superior aperture of the true or lesser pelvis?

<p>Inlet, pelvic cavity (B)</p> Signup and view all the answers

What structure forms a part of both the ilium and pubis?

<p>Obturator foramen (B)</p> Signup and view all the answers

Which part of the ilium forms a prominent part of the hip known as the prominence?

<p>Ala (B)</p> Signup and view all the answers

Which anatomical structure forms two-fifths of the acetabulum?

<p>Ischium (C)</p> Signup and view all the answers

What is the primary function of the acetabulum in relation to the ilium, ischium, and pubis?

<p>Weight-bearing support (A)</p> Signup and view all the answers

What is the function of the fovea capitis on the femoral head?

<p>Muscle attachment (B)</p> Signup and view all the answers

What bone feature connects the superior and inferior rami of the pubis?

<p>Pubic symphysis (A)</p> Signup and view all the answers

What is the primary function of the iliac crest in the pelvis?

<p>Muscle attachment site (B)</p> Signup and view all the answers

What is the alternative name for the body of the sternum?

<p>Gladiolus (C)</p> Signup and view all the answers

What is another term used to describe the xiphoid process?

<p>Enciform Process (C)</p> Signup and view all the answers

Which thoracic vertebrae does the jugular notch lie between?

<p>T2 and T3 (A)</p> Signup and view all the answers

Which joint type in the bony thorax is classified as immovable?

<p>Sterno-Osseous joints (A)</p> Signup and view all the answers

Where does the costochondral joint articulate?

<p>Between ribs #1-#10 (D)</p> Signup and view all the answers

What is the primary classification of the sternoclavicular joint?

<p>Synovial, gliding joint; freely movable (D)</p> Signup and view all the answers

Where are the false ribs located in the rib numbering system?

<p>#8-#12 (C)</p> Signup and view all the answers

'Floating Ribs' refer to ribs that have no attachment to which structure?

<p>'True Ribs' (D)</p> Signup and view all the answers

'True Ribs' attach directly to which bone structure?

<p>'Sternum' (C)</p> Signup and view all the answers

What is the longest portion of the sternum called?

<p>Body of the sternum (A)</p> Signup and view all the answers

What part of the sternum articulates with the Manubrium?

<p>Sternal extremity of the clavicle (A)</p> Signup and view all the answers

Which notch is also known as the suprasternal notch?

<p>Jugular notch (B)</p> Signup and view all the answers

Which aspect of the sternum is most inferior?

<p>Xiphoid process (C)</p> Signup and view all the answers

What is the distinctive shape of the manubrium?

<p>Roughly quadrilateral (B)</p> Signup and view all the answers

Which part of the bony thorax is not included in its composition?

<p>Scapulae (C)</p> Signup and view all the answers

What is the length of the sternum approximately?

<p>~6 inches (C)</p> Signup and view all the answers

What part of the bony thorax has a palpable landmark feature?

<p>Manubrium (A)</p> Signup and view all the answers

What part of the sternum provides attachment to rib cartilages?

<p>Manubrium (D)</p> Signup and view all the answers

What serves to protect both the heart and lungs in the human body?

<p>Bony thorax (C)</p> Signup and view all the answers

Which part of the bony thorax is directed anteriorly and inferiorly?

<p>Manubrium (A)</p> Signup and view all the answers

What is the most posterior extension of the vertebrae?

<p>Spinous process (D)</p> Signup and view all the answers

Which joint type is the zygapophyseal joint?

<p>Gliding joint (D)</p> Signup and view all the answers

What distinguishes the cervical vertebrae from other types?

<p>Transverse foramina (B)</p> Signup and view all the answers

What is the central mass of soft, pulp material in an intervertebral disk called?

<p>Nucleus pulposus (A)</p> Signup and view all the answers

Which Cervical vertebra lacks a vertebral body?

<p>C1 (Atlas) (D)</p> Signup and view all the answers

What structure allows rotation of the head side to side by acting as a pivot?

<p>Odontoid process (Dens) (A)</p> Signup and view all the answers

Which cervical vertebra has bifid spinous process tips?

<p>C2 (A)</p> Signup and view all the answers

What connects both the superior and inferior articular processes in cervical vertebrae?

<p>Articular pillars (A)</p> Signup and view all the answers

What separates the vertebral bodies in the spine?

<p>Intervertebral disks (C)</p> Signup and view all the answers

Which part of a typical vertebra extends laterally from the junction of the pedicle and lamina?

<p>Transverse process (D)</p> Signup and view all the answers

What is the shape of the lordotic curves?

<p>Convex anteriorly (B)</p> Signup and view all the answers

Which region of the spine exhibits primary curves?

<p>Thoracic (A)</p> Signup and view all the answers

What is the typical composition of a vertebral arch?

<p>Ring or arch extending posteriorly (C)</p> Signup and view all the answers

What is the main function of the vertebral body?

<p>Weight-bearing anterior part (D)</p> Signup and view all the answers

Which curve is associated with an abnormal increase in the anterior concavity?

<p>Kyphosis (D)</p> Signup and view all the answers

How many lumbar vertebrae are typically found in the adult vertebral column?

<p>5 (C)</p> Signup and view all the answers

What pathology is associated with an abnormal lateral curvature of the spine?

<p>Scoliosis (B)</p> Signup and view all the answers

Where should the marker be placed in an AP soft tissue neck image?

<p>In the light field above the shoulders (B)</p> Signup and view all the answers

In the Fuch's method for left lateral C-spine hyperflexion, what is the purpose of suspending breathing?

<p>To reduce motion artifact of the cervical vertebrae (C)</p> Signup and view all the answers

What is the recommended Source to Image Distance (SID) for a swimmer's view X-ray?

<p>40 inches (A)</p> Signup and view all the answers

Which structure should be minimally superimposed in a swimmer's view X-ray?

<p>Shoulder blades (D)</p> Signup and view all the answers

What is the proper position for a left lateral T-spine X-ray?

<p>Supine (A)</p> Signup and view all the answers

In a left lateral T-spine X-ray, where should the marker be placed?

<p>On the anatomy seen in the image (D)</p> Signup and view all the answers

What is crucial for proper visualization in a left lateral T-spine X-ray?

<p>Vertebrae through lungs (D)</p> Signup and view all the answers

What is a key difference between an AP T-spine and a swimmer's view?

<p>'Swimmer's view focuses on thoracic vertebrae, while AP T-spine shows cervical vertebrae.' (B)</p> Signup and view all the answers

In an AP T-spine X-ray, what should be visible in the midline of the image?

<p>Spinous processes of the vertebrae (D)</p> Signup and view all the answers

What is the significance of the central ray position in a left lateral C-spine hyperextension X-ray?

<p>To rule out whiplash injury (A)</p> Signup and view all the answers

In a trauma C-spine X-table lateral, what is the reason for using 40 or 62 inches as the source to image distance?

<p>To reduce radiation exposure to the patient (D)</p> Signup and view all the answers

What is the purpose of the cervical collar in all cervical trauma views?

<p>To immobilize the patient and prevent further injury (B)</p> Signup and view all the answers

Why is the left lateral soft tissue neck X-ray often performed with the patient doing valsava maneuver?

<p>To distend the subglottic larynx and trachea (C)</p> Signup and view all the answers

In an AP soft tissue neck X-ray, why is it necessary to slightly lift the neck during positioning?

<p>To reduce artifact caused by mandibular shadow (B)</p> Signup and view all the answers

What is the central ray location for visualizing larynx, laryngeal pharynx, and upper esophagus in a left lateral soft tissue neck X-ray?

<p>@ C4 (B)</p> Signup and view all the answers

What structures are closely superimposed in a left lateral soft tissue neck X-ray?

<p>Mandibular shadows and throat air (A)</p> Signup and view all the answers

Which breathing instruction is NOT recommended during a left lateral soft tissue neck X-ray?

<p>Exhaling completely (C)</p> Signup and view all the answers

When imaging the intervertebral foramina of the C-spine, what positioning would you use?

<p>45-degree oblique AP with the upside furthest from the image receptor (B)</p> Signup and view all the answers

What is the recommended source to image distance for a Left Lateral C-spine view?

<p>72-inch (D)</p> Signup and view all the answers

In a Left Lateral C-spine position, where should the central ray be placed?

<p>@ C4 (C)</p> Signup and view all the answers

What is the correct breathing instruction for a Left Lateral C-spine view?

<p>Suspended expiration to depress the shoulders and prevent neck movement (A)</p> Signup and view all the answers

When imaging the zygapophyseal joints of the T-spine, what positioning are you using?

<p>Lateral (B)</p> Signup and view all the answers

What is the recommended collimation/light field for a Left Lateral C-spine view?

<p>@ top of Image receptor 1-inch above External acoustic meatus (A)</p> Signup and view all the answers

Where should the Left Lateral C-spine marker be placed?

<p>On wall bucky just below the chin level in light field (B)</p> Signup and view all the answers

What is the recommended central ray position for an AP axial C-spine X-ray?

<p>Level of C4 in the Midsagittal plane (B)</p> Signup and view all the answers

Which structure is visualized in a 45-degree axial oblique C-spine RPO/LPO X-ray?

<p>Intervertebral foramina of the side closest to the image receptor (B)</p> Signup and view all the answers

What is the breathing instruction for an AP axial dens projection X-ray?

<p>Suspended breathing with no swallowing (B)</p> Signup and view all the answers

In an AP axial C-spine X-ray, how should the occlusal plane and mastoid tips be positioned?

<p>Perpendicular to each other (C)</p> Signup and view all the answers

What does a 45-degree axial oblique C-spine LPO/RPO X-ray visualize?

<p>Intervertebral foramina of the upside furthest from image receptor (D)</p> Signup and view all the answers

What is different about the Source to Image Distance for an AP open mouth C-spine compared to an AP axial C-spine?

<p>It is shorter in AP open mouth C-spine (D)</p> Signup and view all the answers

'Fuch's method' positions are used primarily for imaging which area of the body?

<p>Pelvis (D)</p> Signup and view all the answers

In an AP open mouth C-spine X-ray, what should be aligned with the base of the skull/ mastoid tip?

<p>Top teeth (A)</p> Signup and view all the answers

What is a key characteristic of the lumbar vertebrae with regards to the transverse processes?

<p>Directed medially in L1-L3 (C)</p> Signup and view all the answers

In what direction are the Laminae of the Lumbar Vertebrae thicker compared to cervical and thoracic vertebrae?

<p>Posteriorly (C)</p> Signup and view all the answers

What feature distinguishes the Lumbar Vertebra Spinous Process from those of other vertebrae?

<p>Project posteriorly and horizontally (B)</p> Signup and view all the answers

Where are the Mamillary Processes located on the Lumbar Vertebrae?

<p>On the back of each superior articular process (C)</p> Signup and view all the answers

Which lumbar vertebrae are specifically mentioned to have a wedge-shaped body for articulation with the sacrum?

<p>L5 (B)</p> Signup and view all the answers

What is a notable feature of the Lumbar Vertebra L5 Intervertebral disc?

<p>Wedge-shaped (D)</p> Signup and view all the answers

How are the Lumbar Vertebra L5 spinous processes compared to other lumbar vertebrae?

<p>Shorter and smaller (C)</p> Signup and view all the answers

Where are the Accessory Processes located on the Lumbar Vertebrae?

<p>At the back of the root of the transverse process (A)</p> Signup and view all the answers

Which feature of the Lumbar Vertebra contributes to its stability and support for heavy loads?

<p>Stronger transverse processes (B)</p> Signup and view all the answers

In what plane do the Lumbar Spinous Processes project?

<p>Sagittal plane (D)</p> Signup and view all the answers

In the Lumbar Vertebrae, what distinguishes the Intervertebral Foramina of L5 from the others?

<p>Turned slightly anteriorly (B)</p> Signup and view all the answers

What does the Female sacrum have in terms of curvature compared to the male sacrum?

<p>It is more acutely curved (B)</p> Signup and view all the answers

Where are the Sacral Alae positioned in relation to the sacral base?

<p>At the lateral sides of the base (C)</p> Signup and view all the answers

What is the primary purpose of the Sacral Canal?

<p>Transmitting sacral nerves (A)</p> Signup and view all the answers

What is the significance of the Sacral Promontory in sacral anatomy?

<p>It is a point of attachment for ligaments (C)</p> Signup and view all the answers

Which structure is visible in an AP axial outlet projection pelvis?

<p>Sacral Cornua (D)</p> Signup and view all the answers

What is the correct anatomical term for the coccygeal cornua in relation to the sacrum?

<p>'Processes projecting' (A)</p> Signup and view all the answers

What is the recommended Image receptor size for x-rays of Sacrum, Coccyx, and Sacroiliac joints?

<p>10&quot; by 12&quot; (C)</p> Signup and view all the answers

What is the purpose of using lead shields on the patient's breast and thyroid area for x-rays of Lumbar, Sacrum, Coccyx, or Sacroiliac joints?

<p>To reduce scatter radiation exposure to the breast and thyroid (D)</p> Signup and view all the answers

What is the position of the patient for creating 'AP L-Spine' radiographs?

<p>Lying supine on the x-ray table (D)</p> Signup and view all the answers

Where should the central ray target for 'AP L-Spine' radiographs?

<p>L4 at level of the iliac crest (A)</p> Signup and view all the answers

What should be done to take radiograph on expiration for 'AP L-Spine'?

<p>Ask patient to exhale and hold breath (A)</p> Signup and view all the answers

What structures are demonstrated in an 'AP L-Spine' radiograph?

<p>T11 to distal sacrum, intervertebral disks, and sacroiliac joints (D)</p> Signup and view all the answers

For 'AP L-Spine', what is a requirement of some protocols regarding collimation?

<p>Collimate beam to skin surface only (D)</p> Signup and view all the answers

'AP L-Spine' radiographs target which specific vertebrae?

<p>'T12 at level of iliac crest' (D)</p> Signup and view all the answers

'AP L-Spine' radiographs should include open intervertebral joints and which other structure?

<p>'Sacroiliac joints equidistant from spine' (C)</p> Signup and view all the answers

'AP L-Spine' radiographs are made by having the patient perform which action to bring their spine closer to the table?

<p>'Bend their knees' (C)</p> Signup and view all the answers

In a left lateral L-spine X-ray, where should the Central ray be aimed?

<p>L5-S1 junction (A)</p> Signup and view all the answers

What is the recommended Image Receptor size for the AP Axial L5-S1 view?

<p>10&quot; x 12&quot; (C)</p> Signup and view all the answers

In an AP axial sacrum X-ray, where should the Central ray be directed?

<p>Midway between ASIS and symphysis (C)</p> Signup and view all the answers

What is the breathing instruction for an AP/PA L-spine weight-bearing X-ray?

<p>Suspend (B)</p> Signup and view all the answers

Which structure is visible in lateral hyperflexion/hyperextension L-spine X-rays to determine motion at a spinal fusion site?

<p>Zygapophyseal joints (C)</p> Signup and view all the answers

What is the position of the patient during an AP/PA L-spine weight-bearing X-ray?

<p>Upright (D)</p> Signup and view all the answers

Where should the Image Receptor be placed for a lateral hyperflexion/hyperextension L-spine X-ray?

<p>'Skin margin' (B)</p> Signup and view all the answers

In an AP axial sacrum X-ray, what anatomical landmarks should be used to align the Central ray?

<p>ASIS and PSIS (C)</p> Signup and view all the answers

What is the correct central ray angle in an AP coccyx view?

<p>10 degrees caudal (D)</p> Signup and view all the answers

In an AP coccyx view, where is the central ray directed?

<p>Midway between ASIS and symphysis (D)</p> Signup and view all the answers

What is a correct instruction for breathing during an AP coccyx X-ray?

<p>Suspend breathing (B)</p> Signup and view all the answers

What is visualized in an AP coccyx view?

<p>Anterior aspect of the coccyx (A)</p> Signup and view all the answers

In a lateral sacrum X-ray, what is used as a landmark for central ray positioning?

<p>ASIS (C)</p> Signup and view all the answers

When performing a lateral sacrum X-ray, how should the sacrum be positioned?

<p>True lateral (C)</p> Signup and view all the answers

What structures are closely superimposed in a lateral sacrum X-ray?

<p>Superior margins of ischia and ilia (C)</p> Signup and view all the answers

Where should the central ray be directed for a 45° RPO L-SPINE radiograph?

<p>Medially to ASIS (C)</p> Signup and view all the answers

What is the distinctive feature seen in a Scottie Dog on a 45° RPO/LPO L-SPINE radiograph?

<p>Transverse Process (D)</p> Signup and view all the answers

How should the patient position their knees for a Left Lateral L-Spine radiograph?

<p>Flexed slightly (D)</p> Signup and view all the answers

What is the primary difference in central ray placement between Left Lateral L-Spine and L5-S1 Spot radiographs?

<p>5°-8° caudal to iliac crest (B)</p> Signup and view all the answers

What structures should be included in a Left Lateral L-Spine radiograph?

<p>Intervertebral foramina of L1-L4 (B)</p> Signup and view all the answers

What landmark should the central ray be placed midway between for an L5-S1 Spot radiograph?

<p>ASIS and iliac crest (C)</p> Signup and view all the answers

For a Left Lateral L-Spine, what should be superimposed on top of each other?

<p>Hips (D)</p> Signup and view all the answers

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