QuestionSBA
QuestionChoice
The brachial plexus is formed from the roots of the ventral rami of C5-T1 spinal levels. These enter the neck between the anterior and middle scalene muscles, posterior to the subclavian artery.
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a
The nerve roots that form the brachial plexus enter the neck between the anterior and middle scalene muscles
QuestionChoice
The axillary nerve branches from the posterior cord to supply the deltoid, teres minor and skin on the upper lateral part of the arm.
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c
The axillary nerve branches from the lateral cord
QuestionChoice
The medial brachial and antebrachial cutaneous nerves arise from the medial cord. The superior trunk gives off the nerve to the subclavius and the suprascapular nerves.
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e
The medial brachial and antebrachial cutaneous nerves arise from the superior trunk
QuestionChoice
The median nerve is formed from the lateral and medial cords. The radial nerve is formed as a continuation of the posterior cord.
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d
The radial nerve is formed from the lateral and medial cords
QuestionChoice
The long thoracic nerve does branch from the roots in the neck, but from spinal levels C5-7.
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b
The long thoracic nerve branches from C6-8 nerve roots in the neck
Concept
Chapter
2693
3909
brachial plexus injuries
Topic
145
Orthopaedics
17801
Which statement, regarding the brachial plexus, is correct?
a