题目内容

Axillary nerve ()

A. From the lateral cord of the brachial plexus
B. Through the trilateral hole together with the posterior vessels of the spineurus
C. Dissection of the deep surface of the posterior deltoid muscle around the humerus
D. Cutaneous branches are distributed on the skin behind the arm
E. Innervate deltoid and teres minor

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Surgical neck fractures of the humerus are often accompanied by paralysis of the deltoid muscle due to injury to the nerve that originates from the posterior cord of the brachial plexus and passes through the quadrangular foramen. This nerve is ()

A. Subscapular nerve
B. Long thoracic nerve
C. Thoracic dorsal nerve
D. the axillary nerve
E. radial nerve

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The structure passed between the biceps tendon and the brachialis muscle is ()

A. the ulnar nerve
B. the radial nerve
C. Radial nerve and radial artery
D. Lateral forearm cutaneous nerve
E. Ulnar and median nerves

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The structure passing through the snuff-box is ()

A. Radial Nerve
B. ulnar nerve
C. Radial Artery
D. ulnar artery
E. Median nerve

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The muscles jointly innervated by the muscular branches of the median and Ulnar nerves are ()

A. Interosseous volar Muscle
B. Dorsal interosseous Muscle
C. Vermiform Muscle
D. volar muscle e of thumb.
E. Metacarpophalangeal muscle of little finger

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