T2 L1: Morphological Plan of the Upper Limb (CH)
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Questions and Answers

Which bones make up the pectoral girdle?

  • Humerus and radius
  • Scapula and clavicle (correct)
  • Ulna and carpal bones
  • Metacarpals and phalanges

Which muscle groups are included in the limb movements?

  • Flexion/Extension
  • Abduction/Adduction
  • Lateral/Medial rotation
  • All of the above (correct)

Which joint in the upper limb is saddle-shaped?

  • Carpometacarpal joint (correct)
  • Elbow joint
  • Glenohumeral joint
  • Wrist (radiocarpal) joint

How many bones are there in the upper limb?

<p>57 (A)</p> Signup and view all the answers

Which bone forms the bony prominence at the back of the elbow?

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

Which muscle compartments are found in the upper limb?

<p>Extensor versus flexor surfaces (B)</p> Signup and view all the answers

Which bones make up the wrist and hand?

<p>Carpal bones and metacarpals (C)</p> Signup and view all the answers

What is the function of the brachial plexus?

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

Which bone forms the major part of the forearm?

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

Which part of the vertebral column is included in the structures of interest in the upper limb?

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

Which muscle is responsible for adduction, extension, and medial rotation of the glenohumeral joint?

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

Which muscle is responsible for upward rotation of the scapula?

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

Which muscle originates from the transverse processes of C1-4 and inserts onto the superior angle of the scapula?

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

Which muscle retracts and elevates the scapula?

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

Which muscle group is the most superficial in the back?

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

Which muscle group is responsible for extending, laterally flexing, and rotating the vertebral column?

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

Which ligament resists hyperextension of the vertebral column?

<p>Anterior longitudinal ligament (C)</p> Signup and view all the answers

Which ligament reinforces and stabilizes the joints of the vertebral column?

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

Which type of joint allows for weight-bearing and acts as shock absorbers in the vertebral column?

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

Which joints are responsible for flexion, extension, and rotation in the cervical region of the vertebral column?

<p>Cervical facet joints (B)</p> Signup and view all the answers

What is the bony landmark on the lateral side of the humerus called?

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

What is the bony base of the elbow called?

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

What is the bony landmark on the distal end of the radius called?

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

What is the membrane that holds the radius and ulna together called?

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

Which bone is located between the shoulder and the elbow in the upper limb?

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

Which bone is on the thumb side of the forearm?

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

How many metacarpals are there in the hand?

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

Which muscle group in the upper limb is responsible for moving smaller things in more precise ways?

<p>Muscles in the hand (A)</p> Signup and view all the answers

What is the topic of the first anatomy lecture?

<p>The morphological fine of the upper limb (A)</p> Signup and view all the answers

How many muscles are there in the upper limb?

<p>57 (D)</p> Signup and view all the answers

What is the name of the nerve complex that will be studied extensively?

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

What are the learning outcomes of the anatomy lectures?

<p>Describing the functional organization of the upper limb and back (D)</p> Signup and view all the answers

Which joint is known as the Glenohumeral joint?

<p>The joint between the scapula and the humerus (A)</p> Signup and view all the answers

Which joint is known as the radial carpal joint?

<p>The joint between the radius and the all (C)</p> Signup and view all the answers

Which joint is known as a saddle joint?

<p>The joint between the first metacarpal and the trapezium (D)</p> Signup and view all the answers

Which muscles are responsible for flexing the shoulder, elbow, wrist, and fingers?

<p>The muscles in the anterior compartment of the arm (B)</p> Signup and view all the answers

Which ligament runs the entire length of the vertebral column in front of the bodies?

<p>Anterior longitudinal ligament (D)</p> Signup and view all the answers

What is the function of the ligamentum flavum?

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

What type of joint is formed by the presence of the intervertebral disc?

<p>Secondary cartilaginous joint (C)</p> Signup and view all the answers

What can happen if the anterior longitudinal ligament gets injured in the cervical spine?

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

Which muscles in the anterior compartment of the forearm have a common origin at the medial epicondyle?

<p>Flexor muscles of the wrist and fingers (A)</p> Signup and view all the answers

What is the common origin for the extensor muscles in the posterior aspect of the forearm?

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

Which muscles are involved in moving the thumb?

<p>Trainer muscles of the thumb (B)</p> Signup and view all the answers

Which muscles are involved in moving the baby finger (digit five)?

<p>High protein arm muscles of the baby finger (C)</p> Signup and view all the answers

Which type of joint is the pubic symphysis?

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

What is the function of the intervertebral discs in the lumbar region?

<p>To absorb shock (B)</p> Signup and view all the answers

What is the outermost part of the intervertebral disc called?

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

What happens when there is a disc protrusion or herniation?

<p>The nucleus pulposus escapes through a crack in the annulus fibrosis (D)</p> Signup and view all the answers

What causes the nucleus pulposus to pinch on a nerve?

<p>Injury or trauma to the intervertebral disc (B)</p> Signup and view all the answers

What is the function of the annulus fibrosis?

<p>To absorb shock (B)</p> Signup and view all the answers

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