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DPTR 5001 - Clinical Anatomy > Upper Exremity-General > Flashcards

Upper Exremity-General Flashcards

1
Q

What muscles does the dorsal scapular n. (C4-5) innervate?

A

Levator scapulae
Rhomboids

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2
Q

What muscles does the medial pectoral n. (C8-T1) innervate?

A

Pectoralis major (sternocostal)
Pectoralis minor

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3
Q

What muscles does the upper subscapular n. (C5-6) innervate?

A

Subscapularis

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4
Q

What muscles does the suprascapular n. (C4-6) innervate?

A

Supraspinatus
Infraspinatus

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5
Q

What are the two cutaneous branches of the medial cord of the brachial plexus?

A

Medial cutaneous nerve of the forearm (C8-T1)
Medial cutaneous nerve of the arm (C8-T1)

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6
Q

What muscles does the axillary n. (C5-6) innervate?

A

Deltoids
Teres minor

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7
Q

What nerve besides the suprascapular n. comes off of the upper trunk and what does it innervate?

A

N. to the subclavius
Innervates subclavis m.

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8
Q

What muscle does the long thoraic n. innervate and what are it’s spinal roots?

A

Latissimus dorsi
C5-C7

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9
Q

What muscles does the lower subscapular n innervate and what are it’s spinal roots?

A

C5-6
Subscapularis
Teres major

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10
Q

What are the three branches off the posterior chord of the brachial plexus?

A

Lower subscapularis
Uppersubscapularis
Thoracodorsal

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11
Q

What does the thoracodorsal n. (C6-C8) innervate?

A

Latissimus dorsi

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12
Q

What does the ulnar n. innervate and what are it’s spinal roots?

A

Flexor carpi ulnaris
Flexor digitorum profundus 4th & 5th digits
C7-T1

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13
Q

What muscles does the musculocutaneous n. (C5-7) innervate?

A

Biceps brachii
Brachialis
Coracobrachialis

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14
Q

What muscles 11 does the radial nerve (C5-T1) innervate?

A

Anaconeous
Triceps brachii
Abductor pollicis longus
Brachioradialis
Extensor carpi radialis brevis & longus
Extensor carpi ulnaris
Extensor digitorum
Extensor digiti minimi
Extensor indicis
Extensor pollicis brevis & longus
Supinator

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15
Q

What nerve branches off of the median n? What does it innervate?

A

Anterior interosseous n.
Flexor pollicis longus
Pronator quadratus

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16
Q

Wha does the median n. innervate? What are it’s spinal roots?

A

C5-T1
Flexor carpi radialis
Flexor digitorum profundus 2&3 digits
Flexor digitorum superficialis
Pronator teres

17
Q

What nerves have spinal nerve roots C5-C6?

A

n. to subclavius
upper subscapular n
lower subscapular n.
axillary n

18
Q

What nerves have spinal nerve roots C8-T1?

A

Medial pectoral
Medial cutaneous n. of arm
Medial cutaneous n. of forearm
Median root of median n.

19
Q

What nerves have spinal nerve roots C5-C7?

A

Long thoracic n.
Lateral pectoral n.
Musculocutaneous n.
Lateral root of median n.

20
Q

What’s so special about ansapectoralis nerve anyway?

A

Brings C7 innervation from lateral cord to medial cord all by itself!

DPTR 5001 - Clinical Anatomy (16 decks)

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