Shoulder, upper extremity, forearm, arm, hand Flashcards Preview

Nerves (What they innervate) > Shoulder, upper extremity, forearm, arm, hand > Flashcards

Flashcards in Shoulder, upper extremity, forearm, arm, hand Deck (18)
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1
Q

Medial Pectoral Nerve

A

Comes from the Medial cord (C8 and T1). Pectoralis Major and Minor

2
Q

Long thoracic Nerve

A

Comes from C5, 6, 7. Serratus anterior muscle.

3
Q

Lateral Pectoral Nerve

A

comes from Lateral Cord (c5, 6, 7). Pectoralis Major.

4
Q

Musculocutaneous Nerve

A

Comes from Lateral Cord (C5, 6, 7). Innervates Biceps Brachii, Coracobrachialis, Brachialis.

5
Q

Radial Nerve (before it branches deep and superficial)

A

Comes from Posterior cord (C5, 6, 7, 8, T1). Innervates triceps, Brachioradialis, Extensor carpi Radialis longus.

6
Q

Deep Branch of Radial Nerve

A

Comes from the radial nerve. Innervates Extensor Carpi Radialis Brevis, Extensor Digitorum, Extensor Dititorum minimi, Extensor Carpi Ulnaris, Anconeus, Suprinator, Abdactor Pollicis Longus, Extensor Pollicis Brevis, Extensor Indicis. (AKA the deep branch innervates everything on the posterior forearm, might be easier to remember)

7
Q

Median Nerve (Before it branches to the interosseus nerves)

A

Comes from the Medial and Lateral Cord (C5, 6, 7, 8, T1). Innervates Pronator teres, Flexor carpi radials, palmaris longus, Flexor digitorum superficialis, Flexor Pollicis Longus,

8
Q

Anterior Interosseus Nerve

A

Comes from Median Nerve. Innervates Pronator Quadratus.

9
Q

Ulnar Nerve (Before it branches to the deep and superficial Ulnar nerves)

A

Comes form the Medial cord (C8 and T1, some C7). Innervates Flexor carpi Ulnaris.

10
Q

Superficial Branch of Ulnar Nerve

A

Comes from Ulnar Nerve. Innervates Palmaris Brevis.

11
Q

Accessory Nerve

A

C11. Trapezius.

12
Q

Thoracodorsal Nerve

A

Comes off from the posterior cord (C6, 7, 8). Latissimus Dorsi.

13
Q

Dorsal Scapular nerve

A

Comes off C5 root. Rhomboid Minor and Major and levator Scapulae.

14
Q

Axillary Nerve

A

Comes from Posterior Cord (C5, 6). Innervates Deltoid, Teres Minor.

15
Q

Suprascapular Nerve

A

Comes from the Superior Trunk (C5, 6). Innervates Supraspinatus, Infraspinatus.

16
Q

Lower Subscapular Nerve

A

Comes from Posterior cord (C5, C6). Teres Major, Subscapularis.

17
Q

Upper Subscapular Nerve

A

Comes from Posterior cord (C5, 6). Subscapularis.

18
Q

Subclavius Nerve

A

Comes off Superior Division. Innervates subclavius muscle.