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Anesthesia Principles II > Brachial Plexus > Flashcards

Brachial Plexus Flashcards

1
Q

Name the highlighted Nerve

A

dorsal scapular nerve

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2
Q

Name the highlighted Nerve

A

long thoracic n.

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3
Q

Name the highlighted Nerve

A

N. to subclavius

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4
Q

Name the highlighted Nerve

A

Suprascapular n.

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5
Q

Name the highlighted Nerve

A

lateral pectoral n.

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6
Q

Name the highlighted Nerve

A

upper subscapular n.

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7
Q

Name the highlighted Nerve

A

thoracodorsal n.

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8
Q

Name the highlighted Nerve

A

lower subscapular nerve

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9
Q

Name the highlighted Nerve

A

medial pectoral nerve

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10
Q

Name the highlighted Nerve

A

medial brachial cutaneous n.

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11
Q

Name the highlighted Nerve

A

medial antebrachial cutaneous nerve

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12
Q

Name the highlighted nerves from top to bottom

A

Musculocutaneous n.
Axillary n.
Median n.
Radial n.
Ulnar n.

“MAMRU”

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13
Q

Name these sections of the brachial plexus

A

ventral primary rami, C5-T1

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14
Q

Name these sections of the brachial plexus

A

Superior, middle, and inferior trunks

(learned upper, middle, and lower in anatomy)

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15
Q

Name these sections of the brachial plexus

A

Anterior and posterior divisions of the trunks

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16
Q

Name these sections of the brachial plexus

A
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17
Q

what spinal segments make up the subclavius nerve?

A

C5,C6

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18
Q

What does nerve to subclavius innervate?

A

subclavius muscle

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19
Q

which spinal segments make up the dorsal scapular nerve?

A

C5

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20
Q

what does dorsal scapular nerve innervate?

A

rhomboid muscles
levator scapulae muscle

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21
Q

what spinal segments make up long thoracic nerve?

A

C5-C7

22
Q

what does long thoracic nerve innervate?

A

serratus anterior muscle

23
Q

what spinal segments make up the supra-scapular nerve?

A

C5, C6

24
Q

what does the supra-scapular n. innervate?

A

supraspinatus and infraspinatus muscles

25
Q

what spinal segments make up the medial pectoralis nerve?

A

C8-T1

26
Q

what does medial pectoralis nerve innervate?

A

pec major and pec minor

27
Q

which spinal segments make up the lateral pectoralis nerve?

A

C5-C7

28
Q

what does lateral pectoralis nerve innervate?

A

pec major

29
Q

which spinal segments make up thoracodorsal nerve?

A

C6-C8

30
Q

what does thoracodorsal n. innervate?

A

latissimus dorsi m.

31
Q

which spinal segments make up the axillary nerve?

A

C5 and C6

32
Q

what structure does the axillary nerve follow?

A

posterior circumflex humeral artery

33
Q

what does axillary nerve innervate?

A

deltoid and teres minor muscles

skin of the arm/lateral shoulder

34
Q

which is the longest branch of the brachial plexus?

A

radial nerve

35
Q

which spinal segments make up the radial nerve?

A

C5-C8, T1 is inconsistent

36
Q

what does radial nerve innervate?

A

extensor muscles of the forearm: extensor carpi radialis, extensor carpi ulnaris

extensor muscles of the Arm: triceps brachii

supinator, anconeus, brachioradialis m.

digital extensors

abductor pollicis longus

skin over posterolateral surface fo the arm, forearm, and hand

37
Q

which spinal segments make up the musculocutaneous nerve?

A

C5 - C7

38
Q

what does musculocutaneous n. innervate?

A

flexor muscles of the arm: biceps brachii, brachialis, coracobrachialis

skin over the lateral surface fo the forearm (lateral antebrachialcutaneous)

39
Q

which spinal segments make up median nerve?

A

C6 - T1, but inconsistent contribution from C5

40
Q

what does median nerve innevate?

A

flexor muscles of the forearm: flexor carpi radialis, palmaris longus, pronator quadratus, pronator teres muscles

digital flexors (through palmar interosseous nerve)

skin over anterolteral surface of the hand

41
Q

which spinal segments make up the ulnar nerve?

A

C8, T1

42
Q

what does ulnar nerve innervate?

A

flexor carpi ulnaris muscles

adductor pollicis

hypothenar muscles

small digit muscles

skin over medial surface of the hand

43
Q

Name the sensory innervation of this region

A

axillary nerve

(sup lateral brachial cutaneous n.)

44
Q

Name the sensory innervation of this region

A

supraclavicular nerves

(from cervical plexus C3-C4)

45
Q

Name the sensory innervation of this region

A

Radial Nerve

46
Q

Name the sensory innervation of this region

A

medial brachial cutaneous nerve

intercostobrachial nerve

47
Q

Name the sensory innervation of this region

A

medial antebrachial cutaneous nerve

48
Q

Name the sensory innervation of this region

A

lateral antebrachial cutaneous nerve

(terminal part of musculocutaneous nerve)

49
Q

Name the sensory innervation of this region

A

ulnar nerve

50
Q

Name the sensory innervation of this region

A

median nerve

51
Q

Name the sensory innervation of this region

(Yeah, yeah I know I already had a card on this)

A

radial nerve

52
Q

Which muscle does the musculocutaneous nerve first peirce?

A

coracobrachialis muscle

Anesthesia Principles II (14 decks)

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