10 Questions
Which nerve supplies most of the muscles of the anterior forearm?
Median nerve
What is the result of injury to the musculocutaneous nerve high up in the arm?
Paralysis of the biceps and coracobrachialis muscles
Which nerve continues as the lateral cutaneous nerve of the forearm?
Musculocutaneous nerve
What is the result of severing the lateral cutaneous nerve of the forearm?
Sensory loss along the lateral side of the forearm
Which nerve is rarely injured due to its protected position?
Musculocutaneous nerve
What is the function of the extensor carpi radialis longus and brachioradialis muscles when the forearm is in the prone position?
Flexion of the forearm at the elbow joint
Which nerve supplies the anteromedial muscles of the forearm and most of the muscles of the hand?
Ulnar nerve
What is the result of injury to the axillary nerve?
Weakness of the muscles of the shoulder joint
What is the common cause of axillary nerve injury?
All of the above
Which muscle is also supplied by the radial nerve?
Brachialis muscle
Test your knowledge of the upper limb bones, including the humerus, ulna, and their respective features such as the olecranon fossa, medial epicondyle, and lateral epicondyle. Identify the muscles and tendons attached to these bones and their functions.
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