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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
what is the insertion of palmaris longus?
palmar aponeurosis
26
what is the nerve and arterial supply to palmaris longus?
median nerve | ulnar artery
27
which movement does palmaris longus enable?
flexion of the wrist
28
what is the origin of flexor carpi radialis?
common flexor tendon
29
what is the insertion of flexor carpi radialis?
2nd and 3rd metacarpals
30
what is the nerve supply to flexor carpi radialis?
median nerve
31
what is the arterial supply to flexor carpi radialis?
radial artery
32
which movements does flexor carpi radialis enable?
flexion and abduction at the wrist
33
what is the origin of flexor carpi ulnaris?
common flexor tendon
34
what is the insertion of flexor carpi ulnaris?
pisiform hamate 5th metacarpal
35
what is the nerve supply to flexor carpi ulnaris?
ulnar nerve
36
what is the arterial supply to flexor carpi ulnaris?
ulnar artery
37
name the anterior intermediate muscle of the forearm
flexor digitorum superficialis
38
what is the origin of flexor digitorum superficialis?
common flexor tendon
39
what is the insertion of flexor digitorum superficialis?
medial four fingers
40
what is the nerve supply to the flexor digitorum superficialis?
median nerve
41
what is the arterial supply to the flexor digitorum superficialis?
ulnar artery
42
list the anterior deep muscles of the forearm
flexor digitorum profundus flexor pollicis longus pronator quadratus
43
what is the origin of flexor digitorum profundus?
upper three quarters of ulna
44
what is the insertion of flexor digitorum profundus?
distal phalanges of fingers
45
what is the nerve supply to flexor digitorum profundus?
median nerve
46
which movements does flexor digitorum profundus enable?
flexion of the hand | flexion of the fingers
47
what is the origin of flexor pollicis longus?
middle 2/3 of the radius
48
what is the insertion of flexor pollicis longus?
distal phalanx of the thumb
49
what is the nerve supply to flexor pollicis longus?
median nerve
50
which movements does flexor pollicis longus enable?
flexion of the thumb
51
what is the origin of pronator quadratus?
anterior ulna
52
what is the insertion of pronator quadratus?
anterior radius
53
what is the nerve supply to pronator quadratus?
median nerve
54
what movements does pronator quadratus enable?
pronation
55
what is the main nerve supply to the anterior compartment of the forearm?
median nerve
56
list the groups of intrinsic muscles of the hand
``` thenar hypothenar lumbricals interossei palmaris brevis adductor pollicis ```
57
list the thenar muscles of the hand
opponens pollicis abductor pollicis brevis flexor pollicis brevis
58
what is the origin of opponens pollicis?
trapezium | flexor retinaculum
59
what is the insertion of opponens pollicis?
lateral aspect of thumb
60
what is the nerve supply to opponens pollicis?
median nerve
61
what is the arterial supply to opponens pollicis?
superficial palmar arch
62
which movement does opponens pollicis enable?
flexion at the CMJ of the thumb aka opposition
63
what is the origin of abductor pollicis brevis?
scaphoid, trapezium and flexor retinaculum
64
what is the insertion of abductor pollicis brevis?
proximal phalanx of the thumb
65
what is the nerve supply to abductor pollicis brevis?
median nerve
66
what is the arterial supply to abductor pollicis brevis?
superficial palmar arch
67
which movements does abductor pollicis brevis enable?
abduction, opposition and extension of the thumb
68
what is the origin of flexor pollicis brevis?
trapezium and flexor retinaculum
69
what is the insertion of flexor pollicis brevis?
proximal phalanx of the thumb
70
what is the nerve supply to flexor pollicis brevis?
median nerve
71
what is the arterial supply to flexor pollicis brevis?
superficial palmar arch
72
what movements does flexor pollicis brevis enable?
flexion of the thumb
73
what is the main nerve supply to the thenar muscles?
median nerve
74
list the hypothenar muscles of the hand
opponens digiti minimi abductor digiti minimi flexor digiti minimi brevis

Y2 Revision (95 decks)

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