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Y2 Revision > Anatomy - Upper Limb > Flashcards

Anatomy - Upper Limb Flashcards

1
Q

what two muscles make up the anterior border of the axilla?

A

pectoralis major

pectoralis minor

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2
Q

what is the origin of the pectoralis major?

A

anteromedial clavicle

manubrium

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3
Q

what is the insertion of the pectoralis major?

A

intertubular sulcus of the humerus

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4
Q

what is the nerve supply to pectoralis major?

A

brachial plexus

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5
Q

which movements does pectoralis major enable?

A

adduction, flexion and internal rotation of the arm

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6
Q

what is the origin of pectoralis minor?

A

ribs 3-5

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7
Q

what is the insertion of pectoralis minor?

A

coracoid process of the scapula

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8
Q

what is the nerve supply to pectoralis minor?

A

brachial plexus

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9
Q

name the muscles the make up the medial border of the axilla

A

serratus anterior

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10
Q

what is the origin of serratus anterior?

A

upper 8-9 ribs

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11
Q

what is the insertion of serratus anterior?

A

medial margin of the scapula

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12
Q

what is the nerve that supplies serratus anterior?

A

long thoracic nerve

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13
Q

name the muscles that make up the posterior border of the axilla

A

teres major

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14
Q

what is the origin of teres major?

A

inferior angle of the scapula

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15
Q

what is the insertion of teres major?

A

lesser tubercle of the humerus

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16
Q

what is the nerve supply to teres major?

A

brachial plexus

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17
Q

which movements does teres major enable?

A

adduction and internal rotation of the arm

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18
Q

list the anterior superficial muscles of the forearm

A

pronator teres
palmaris longus
flexor carpi radialis
flexor carpi ulnaris

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19
Q

what is the origin of pronator teres?

A

common flexor tendon

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20
Q

what is the insertion of pronator teres?

A

lateral radius

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21
Q

what is the nerve supply to pronator teres?

A

median nerve

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22
Q

what is the arterial supply to pronator teres?

A

ulnar artery

radial artery

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23
Q

which movements does pronator teres enable?

A

pronation

flexion at the elbow

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24
Q

what is the origin of palmaris longus?

A

common flexor tendon

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25
Q

what is the insertion of palmaris longus?

A

palmar aponeurosis

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26
Q

what is the nerve and arterial supply to palmaris longus?

A

median nerve

ulnar artery

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27
Q

which movement does palmaris longus enable?

A

flexion of the wrist

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28
Q

what is the origin of flexor carpi radialis?

A

common flexor tendon

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29
Q

what is the insertion of flexor carpi radialis?

A

2nd and 3rd metacarpals

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30
Q

what is the nerve supply to flexor carpi radialis?

A

median nerve

31
Q

what is the arterial supply to flexor carpi radialis?

A

radial artery

32
Q

which movements does flexor carpi radialis enable?

A

flexion and abduction at the wrist

33
Q

what is the origin of flexor carpi ulnaris?

A

common flexor tendon

34
Q

what is the insertion of flexor carpi ulnaris?

A

pisiform
hamate
5th metacarpal

35
Q

what is the nerve supply to flexor carpi ulnaris?

A

ulnar nerve

36
Q

what is the arterial supply to flexor carpi ulnaris?

A

ulnar artery

37
Q

name the anterior intermediate muscle of the forearm

A

flexor digitorum superficialis

38
Q

what is the origin of flexor digitorum superficialis?

A

common flexor tendon

39
Q

what is the insertion of flexor digitorum superficialis?

A

medial four fingers

40
Q

what is the nerve supply to the flexor digitorum superficialis?

A

median nerve

41
Q

what is the arterial supply to the flexor digitorum superficialis?

A

ulnar artery

42
Q

list the anterior deep muscles of the forearm

A

flexor digitorum profundus
flexor pollicis longus
pronator quadratus

43
Q

what is the origin of flexor digitorum profundus?

A

upper three quarters of ulna

44
Q

what is the insertion of flexor digitorum profundus?

A

distal phalanges of fingers

45
Q

what is the nerve supply to flexor digitorum profundus?

A

median nerve

46
Q

which movements does flexor digitorum profundus enable?

A

flexion of the hand

flexion of the fingers

47
Q

what is the origin of flexor pollicis longus?

A

middle 2/3 of the radius

48
Q

what is the insertion of flexor pollicis longus?

A

distal phalanx of the thumb

49
Q

what is the nerve supply to flexor pollicis longus?

A

median nerve

50
Q

which movements does flexor pollicis longus enable?

A

flexion of the thumb

51
Q

what is the origin of pronator quadratus?

A

anterior ulna

52
Q

what is the insertion of pronator quadratus?

A

anterior radius

53
Q

what is the nerve supply to pronator quadratus?

A

median nerve

54
Q

what movements does pronator quadratus enable?

A

pronation

55
Q

what is the main nerve supply to the anterior compartment of the forearm?

A

median nerve

56
Q

list the groups of intrinsic muscles of the hand

A 
thenar
hypothenar 
lumbricals 
interossei
palmaris brevis
adductor pollicis
57
Q

list the thenar muscles of the hand

A

opponens pollicis
abductor pollicis brevis
flexor pollicis brevis

58
Q

what is the origin of opponens pollicis?

A

trapezium

flexor retinaculum

59
Q

what is the insertion of opponens pollicis?

A

lateral aspect of thumb

60
Q

what is the nerve supply to opponens pollicis?

A

median nerve

61
Q

what is the arterial supply to opponens pollicis?

A

superficial palmar arch

62
Q

which movement does opponens pollicis enable?

A

flexion at the CMJ of the thumb

aka opposition

63
Q

what is the origin of abductor pollicis brevis?

A

scaphoid, trapezium and flexor retinaculum

64
Q

what is the insertion of abductor pollicis brevis?

A

proximal phalanx of the thumb

65
Q

what is the nerve supply to abductor pollicis brevis?

A

median nerve

66
Q

what is the arterial supply to abductor pollicis brevis?

A

superficial palmar arch

67
Q

which movements does abductor pollicis brevis enable?

A

abduction, opposition and extension of the thumb

68
Q

what is the origin of flexor pollicis brevis?

A

trapezium and flexor retinaculum

69
Q

what is the insertion of flexor pollicis brevis?

A

proximal phalanx of the thumb

70
Q

what is the nerve supply to flexor pollicis brevis?

A

median nerve

71
Q

what is the arterial supply to flexor pollicis brevis?

A

superficial palmar arch

72
Q

what movements does flexor pollicis brevis enable?

A

flexion of the thumb

73
Q

what is the main nerve supply to the thenar muscles?

A

median nerve

74
Q

list the hypothenar muscles of the hand

A

opponens digiti minimi
abductor digiti minimi
flexor digiti minimi brevis

Y2 Revision (95 decks)

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