Asked by Chrystian Watkins on Sep 23, 2024
Verified
Which of the following is NOT true of the brachial plexus?
A) Its nerves control the shoulder and upper limb muscles.
B) It gives rise to the musculocutaneous, axillary, radial, median and ulnar nerves.
C) It is mainly derived from spinal nerves C5-C8, and T1.
D) It contains the phrenic nerve and the ansa cervicalis.
E) All of these are true of the brachial plexus.
Brachial Plexus
A network of nerves that originates from the spinal cord in the neck and supplies the arm, forearm, and hand.
Musculocutaneous Nerve
A nerve in the arm that innervates the biceps brachii muscle, playing a key role in bending the elbow and rotating the forearm.
Ansa Cervicalis
Ansa cervicalis is a loop of nerves in the neck that serves to innervate certain muscles responsible for movements of the larynx, pharynx, and other nearby structures.
- Understand the intricacies and organizational hierarchy of different nerve plexuses.
- Recognize and comprehend the nerve plexuses along with their corresponding nerves.
Verified Answer
Learning Objectives
- Understand the intricacies and organizational hierarchy of different nerve plexuses.
- Recognize and comprehend the nerve plexuses along with their corresponding nerves.
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