Lower Extremity Radiologic Technology Chapter 7 Quiz

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What is the approximate angle of the neck to shaft in the proximal femur?

90°

180°

125° (correct)

150°

Which part of the hip bone is responsible for forming the acetabulum?

Posterior superior iliac spine

Ala (wing)

Anterior Inferior Iliac spine

Ilium (correct)

What type of joint classification does the sacroiliac joint belong to?

Cartilaginous Synarthrodial

Synovial Amphiarthrodial (correct)

Fibrous Suture

Synovial Diarthrodial

Which structure in the pelvis is known for being immovable?

Symphysis pubis Signup and view all the answers

How many parts does the hip bone consist of according to the text?

Four Signup and view all the answers

In hip localization, how many inches represent the neck of the femur?

2.5 inches Signup and view all the answers

What is the recommended degree of internal rotation for the distal femur?

5° Signup and view all the answers

How should the patient's leg be positioned for an AP Proximal Femur X-ray?

Fully extended Signup and view all the answers

What should be perpendicular to the tabletop for a Lateral Femur X-ray?

Epicondyles Signup and view all the answers

What should be adjusted into a true lateral position for a Lateral Femur X-ray?

Pelvis Signup and view all the answers

What is the purpose of marking the distal on a proximal femur and proximal on a distal femur during X-rays?

To show overlap Signup and view all the answers

How should the unaffected extremity be positioned during a Lateral Femur X-ray for support?

In front of the affected extremity Signup and view all the answers

How should the lesser trochanters appear in the External Rotation, Relaxed Position?

In profile Signup and view all the answers

What is the correct position of the affected limb in Asymmetric Rotation (Hip Fracture)?

Lesser trochanter in profile Signup and view all the answers

How should the patient's leg be positioned for an AP Femur X-ray to include the knee?

Leg extended Signup and view all the answers

What is the correct bottom extension of the IR for an AP Femur X-ray?

2 inches below the knee Signup and view all the answers

How should the extremity be rotated for an AP Femur X-ray to place femoral epicondyles parallel with IR?

Internally rotated Signup and view all the answers

Where should the top of the IR be positioned for an AP Femur X-ray to include the hip?

At ASIS (Anterior Superior Iliac Spine) Signup and view all the answers

For a lateral femur X-ray, where should the unaffected extremity be positioned?

Posteriorly Signup and view all the answers

When positioning the pelvis for a lateral femur X-ray, how many degrees should it be rolled from the lateral position?

10 to 15 degrees posteriorly Signup and view all the answers

In a lateral femur X-ray, where should the central ray (CR) be directed?

Midfemur Signup and view all the answers

Which projection is used for a lateral femur X-ray at the mid and distal parts of the femur?

Trauma Lateromedial Signup and view all the answers

What is the optimal abduction angle for a AP Bilateral Frog-Leg Projection X-ray?

20°-30° abduction Signup and view all the answers

Where should the central ray (CR) be directed in an AP bilateral frog-leg projection X-ray?

3 inches below ASIS Signup and view all the answers

What is the recommended angle for the CR in the Clements-Nakayama Method?

15° posteriorly from the femoral neck Signup and view all the answers

In the Martz and Taylor Method for Congenital Dislocation of the Hip, what angle should the tube be directed at to the pubic symphysis?

45° cephalic Signup and view all the answers

Which method involves angling the plate 15 degrees posterior to match the central ray (CR)?

Clements-Nakayama Method Signup and view all the answers

What is one of the positioning guidelines for Routine AP Axiolateral Hip X-ray?

Turn affected leg internally 15-20 degrees Signup and view all the answers

For what view is the Memorial- AP Pelvis, Bilateral modified Cleves method typically used?

Posterior dislocation Signup and view all the answers