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Anatomy > Upper Extremity, Topnotch > Flashcards

Upper Extremity, Topnotch Flashcards

1
Q

Axilla, boundaries: Posterior

A

Scapular 1) Subscapularis 2) Latissimus dorsi 3) Teres major

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2
Q

Axilla, boundaries: Medial

A

Costal 1) 2nd-6th rib and intercostal muscles 2) Serratus anterior

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3
Q

Axilla, boundaries: Lateral

A

Humeral 1) Humerus 2) Long and short heads of biceps brachia 3) Coracobrachialis

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4
Q

Axilla, boundaries: Apex

A

3 bones 1) Anterior: Clavicle 2) Posterior: Scapula 3) Medial: 1st rib

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5
Q

Axilla, boundaries: Base

A

Skin, subcutaneous fascia, and axillary fascia

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6
Q

The axillary fascia that covers the axillary sheath is a continuation of

A

Lateral prolongation of pre vertebral fascia

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7
Q

Axillary fascia extends up to

A

Elbow

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8
Q

Dislocation: Sudden violence applied to humerus with joint fully abducted tilts the humeral head downward into the inferior weak part

A

Anterior inferior dislocation

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9
Q

Dislocation: Rare dislocation of shoulder joint

A

Posterior

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10
Q

Shoulder joint: Most commonly affected tendon in inflammation

A

Supraspinatus tendon

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11
Q

Symptom of inflammation of supraspinatus tendon

A

Pain anterior and superior to shoulder on abduction

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12
Q

Nerve supply: Supraspinatus

A

Suprascapular

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13
Q

Nerve supply: Infraspinatus

A

Suprascapular

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14
Q

Nerve supply: Teres minor

A

Axillary

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15
Q

Nerve supply: Teres major

A

Lower subscapular

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16
Q

Nerve supply: Deltoid

A

Axillary

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17
Q

Actions at shoulder joint: Supraspinatus

A

Abductor

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18
Q

Actions at shoulder joint: Infraspinatus

A

Lateral rotator

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19
Q

Actions at shoulder joint: Teres minor

A

Lateral rotator

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20
Q

Actions at shoulder joint: Subscapularis

A

Medial rotator

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21
Q

Actions at shoulder joint: Deltoid

A

Abductor

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22
Q

Actions at shoulder joint: Teres major

A

Medial rotator

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23
Q

Triangular space, boundaries: Superior

A

Teres minor

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24
Q

Triangular space, boundaries: Inferior

A

Teres major

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25
Q

Triangular space, boundaries: Lateral

A

Long head of biceps brachii

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26
Q

Triangular space, boundaries: Contents

A

Circumflex scapular vessels

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27
Q

Forearm: Main flexor

A

Brachialis

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28
Q

Forearm: Main supinator

A

Biceps brachii

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29
Q

Forearm: Main extensor

A

Triceps brachii

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30
Q

Innervation of flexor muscles in forearm

A

Median nerve

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31
Q

Flexor muscles in forearm: Superficial group (4)

A

1) Pronator teres 2) Palmaris longus 3) Flexor carpi radialis 4) Flexor carpi ulnaris

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32
Q

Flexor muscles in forearm: Intermediate group

A

Flexor digitorum superficialis

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33
Q

Flexor muscles in forearm: Deep group (3)

A

1) Flexor digitorum profundus 2) Flexor palmaris longus 3) Pronator quadratus

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34
Q

2 flexor muscles in forearm not innervated by median nerve but by the ulnar nerve

A

1) Flexor carpi ulnaris 2) Flexor digitorum profundus

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35
Q

Foreram: Origin of common flexor tendon

A

Medial epicondyle of humerus

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36
Q

Common flexor tendon is common origin of which muscles

A

Superficial and intermediate group of forearm flexors

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37
Q

Nerve supply of extensors of forearm

A

Radial nerve

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38
Q

Extensors of forearm: Deep group

A

SEEEA 1) Supinator 2) EPB 3) EPL 4) EI 5) Abpolo

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39
Q

Foreram: Origin of common extensor tendon

A

Lateral epicondyle of humerus

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40
Q

Inflammation of common flexor tendon

A

golFer’s elbow

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41
Q

Inflammation of common extensor tendon

A

Tennis elbow

42
Q

Inflammation due to repetitive flexion and pronation of forearm at elbow

A

Golfer’s elbow

43
Q

Inflammation due to forced extension and flexion of forearm at elbow

A

Tennis elbow

44
Q

Floor of cubital fossa

A

1) Brachialis 2) Supinator

45
Q

Thenar muscles (3)

A

1) Abpobre 2) Flexpobre 3) Opponens pollicis

46
Q

Thenar muscles are supplied by what nerve

47
Q

Adductor pollicis is supplied by what nerve

48
Q

Intrinsic muscles of hand (3)

A

1) Palmar interossei 2) Dorsal interossei 3) Lumbricals

49
Q

Flexors of the PIP

A

Flexor digitorum superficialis

50
Q

Flexors of the DIP

A

Flexor digitorum profundus

51
Q

Nerve to the flexor digitorum superficialis

A

Median nerve

52
Q

Nerve to the flexor digitorum profundus

A

Median and ulnar nerve

53
Q

Hypothenar muscles (3)

A

1) Abductor digiti minimi 2) Flexor digiti minimi 3) Opponens digiti minimi

54
Q

Nerve to the hypothenar muscles

A

Ulnar nerve

55
Q

Nerve roots of biceps brachii tendon reflex

56
Q

Reflex, nerve roots: Triceps tendon

57
Q

Reflex, nerve roots: Brachioradialis tendon

58
Q

In Erb-Duchenne syndrome, there is altered sensation where (4)

A

1) Lateral arm 2) Forearm 3) Thum 4) Index finger

59
Q

Long thoracic nerve is most commonly injured at what site

A

As it courses superficial to the serratus anterior on the lateral wall of the thorax

60
Q

Etiologies of long thoracic nerve lesion (3)

A

1) Thoracic surgery 2) Radical mastectomy 3) Stab wounds

61
Q

Nerve injured: Difficulty in elevating the trunk as if attempting to climb

A

Thoracodorsal nerve

62
Q

Nerve injured: Difficulty in using a crutch

A

Thoracodorsal nerve

63
Q

Uncommon upper extremity nerve lesion

A

Musculocutaneous nerve

64
Q

Action of forearm spared in radial nerve lesion

65
Q

Lesion: Hand of Benediction

A

Median nerve

66
Q

Lesion: Ape hand

A

Median nerve

67
Q

Lesion: Claw hand

A

Ulnar nerve

68
Q

Lesion: Lunate dislocation

A

Median nerve

69
Q

First bone to begin ossification during feral development

70
Q

Last bone to complete ossification

71
Q

Clavicle completely ossifies at about what age

72
Q

Clavicle: Weakest point

A

Junction between medial 2/3 end and lateral 1/3 end

73
Q

Fracture of clavicle: Medial segment

A

Elevated by pull of SCM

74
Q

Fracture of clavicle: Lateral segment

A

Displaced downward by gravity and pull of deltoid

75
Q

Fracture of clavicle: Brachial plexus injury

A

Lower trunk

76
Q

Brachial plexus: 5 rami are formed in the

77
Q

Brachial plexus: 6 divisions are related to the

78
Q

Brachial plexus: 3 cords are related to the

79
Q

Fracture of clavicle: Hemorrhage from what vessel

A

Subclavian vein

80
Q

Radial fracture: Posterior displacement of distal segment

A

Colles fracture/dinner fork/silver fork deformity

81
Q

Radial fracture: Anterior displacement of distal segment

A

Smith fracture

82
Q

Anatomical snuffbox, boundaries: Lateral

A

Tendons of EPB and abpolo

83
Q

Anatomical snuffbox, boundaries: Medial

A

Tendon of EPL

84
Q

Anatomical snuffbox, boundaries: Floor

A

Scaphoid and trapezium

85
Q

Anatomical snuffbox: What artery can be palpated

A

Radial artery

86
Q

Pain and tenderness over the anatomical snuffbox indicates fracture of what bone

87
Q

Most commonly dislocated carpal bone

88
Q

Anteriorly vs posteriorly: Lunate is commonly dislocated

A

Anteriorly

89
Q

Thickening and contracture of the palmar aponeurosis

A

Dupuytren’s contracture

90
Q

Fracture of the base of the first metacarpal

A

Bennet’s

91
Q

Oblique/transverse fracture of the necks of the 2nd and 3rd metacarpals (CDB: 4th and 5th)

A

Boxer’s fracture

92
Q

Oblique/transverse fracture of the necks of the 4th and 5th metacarpals

A

Bar room fracture

93
Q

Triangular interval, boundaries: Superior

A

Teres major

94
Q

Triangular interval, boundaries: Lateral

A

Lateral head of the triceps or the humerus

95
Q

Triangular interval, boundaries: Medial

A

Long head of the triceps

96
Q

Triangular interval, contents (2)

A

1) Profunda brachii artery 2) Radial nerve

97
Q

Three important spaces of the shoulder that are bordered by the triceps (shoulder spaces)

98
Q

Muscular contents of anterior compartment of leg

99
Q

Anterior compartment of leg, neurovascular contents

100
Q

Lateral compartment of leg, contents

101
Q

Superficial posterior compartment of leg, contents

102
Q

Deep posterior compartment of leg, contents

Anatomy (20 decks)

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