Practice Questions - Clinical Correlation: Ortho Upper Limb 1

1. Palpation can be useful in a physical examination of a patient to locate all of the following features of the radius EXCEPT the:

Dorsal tubercle

Head

Anterior oblique line

Styloid process

Distal shaft

2. The clavicle:

Is the skeletal element responsible for creating the highest bony point on the shoulder

Articulates with bones of the appendicular skeleton only

Marks the site of name change from subclavian artery to axillary artery

Is one site of attachment of an important abductor of the humerus

Is not involved in any boundary of the axilla

3. The elbow joint:

Includes the annular ligament which can also be called the radial or lateral collateral ligament

Includes a capsule that is very strong anteriorly and posteriorly

Has a very limited blood supply derived from only two arteries

Includes an articulation between the trochlea of the humerus and head of the radius

Is a hinge joint

4. Concerning movements of the upper limb, which of the following is FALSE?

Biceps brachii assists the supinator in supination of the forearm

Brachioradialis assists the biceps brachii in flexion of the elbow

Extensor carpi ulnaris assists the flexor carpi ulnaris in adduction of the wrist

Supraspinatus assists infraspinatus in lateral rotation of the shoulder joint

Lumbricals assist the extensor digitorum in extension of the interphalangeal joints

5. In the upper limb:

The joints are all synovial

The arteries are all constant in origin

The superficial veins do not connect with the venae comitantes

The palmar aspect of the hand is rich in lymphatic vessels

The cutaneous innervation arises solely from branches of the brachial plexus

6. Which of the following structures is primarily responsible for retaining the head of the radius in contact with the radial notch of the ulna?

Interosseous membrane

Annular ligament

Ulnar collateral ligament

Bicipital aponeurosis

Transverse humeral ligament