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BIOL 527 Lab > Upper Limb > Flashcards

Upper Limb Flashcards

Shoulder

1
Q

What 4 regions is the upper limb divided into?

A

shoulder
arm
forearm
hand

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2
Q

What nerve is the platysma supplied by?

A

cranial nerve 7

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3
Q

Shoulder:

A

Pectoral Region
Posterior Trunk/Dorsal scapular
Axilla

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4
Q

What are the two bones that move the shoulder?

A

scapular
humerus

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5
Q

Arm:

A

Anterior/flexor compartment (flexors)
Posterior/extensor compartment (extensors)

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6
Q

Forearm:

A

Anterior/flexor compartment
Posterior/extensor compartment

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7
Q

Hand:

A

Anterior/flexor compartment
Dorsum (no muscles)

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8
Q

ShoulderSkeleton: bones that don’t move (origins)

A

Skull
Vertebral column
Sternum
Ribs

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9
Q

ShoulderSkeleton: bones that move (insertions)

A

Scapula
Clavicle
Humerus
Radius
Ulna

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10
Q

Movements of the humerus at the shoulder:

A

flexion
extension
hyperextension
abduction
adduction
medial rotation
lateral rotation

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11
Q

Movements of the scapular at the shoulder:

A

elevation
depression
protraction
retraction
upward rotation
downward rotation

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12
Q

What are the muscles of the pectoralis region?

A

pectoralis major
pectoralis minor
subclavius

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13
Q

Pectoralis Major:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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14
Q

Pectoralis Minor

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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15
Q

Subclavius:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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16
Q

Dorsal muscles are

A

divided into 2 layers (superficial and deep)

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17
Q

Posterior Shoulder/Dorsal Muscles:

A

Trapezius
Latissimus Dorsi
Levator Scapulae
Rhomboid MAaor
Rhomboid Minor
Serratus Anterior

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18
Q

Dorsal Scapular Muscles:

A

Supraspinatus
Infraspinatus
Subscapulais
Deltoid
Teres Minor
Teres Major

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19
Q

winged scapular

A

serratus anterior being damaged or paralyzed

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20
Q

nerve that innervates the

A

cranial nerve 11th

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21
Q

Rotator cuff muscles (SITS):

A

tendons of 4 muscles
Supraspinatus
Infraspinatus
Subscapularis
Teres Minor

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22
Q

Trapezius:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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23
Q

Latissimus Dorsi:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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24
Q

Levator Scapulae:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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25
Q

Rhomboid Major:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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26
Q

Rhomboid Minor:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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27
Q

Serratus Anterior:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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28
Q

Supraspinatus:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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29
Q

Infraspinatus:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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30
Q

Subscapularis:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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31
Q

Deltoid:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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32
Q

Teres Major:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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33
Q

Teres Minor:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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34
Q

What nerve innervates the Levator scapulae and Rhomboids?

A

Dorsal scapular nerve
(dorsal aspect of scapular)

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35
Q

What are the two nerves that come off the rami?

A

dorsal scapular nerve
long thoracic nerve

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36
Q

The long thoracic nerve innervates the

A

serratus Anterior

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37
Q

What nerve innervates the subclavius muscle?

A

nerve to subclavius

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38
Q

What nerve innervates the supraspinatus and Infraspinatus?

A

Suprascapular nerve

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39
Q

What nerves innervate the pectoralis major?

A

Medial/Lateral pectoral nerve

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40
Q

What nerve innervates the pectoralis minor?

A

Medial pectoral nerve

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41
Q

medial cutaneous nerve of the arm
medial cutaneous nerve of the forearm

A
42
Q
A
43
Q

3 nerves that come from the posterior cord?

A

Upper subscapular
Middle subscapular
Lower subscapular

44
Q

The middle subscapular nerve is also known as

A

thoracodorsal nerve

45
Q

What nerves innervate the subscapularis?

A

upper subscapular and lower subscapular

46
Q

What other muscle do the lower subscapular

A

teres major

47
Q

What muscles do the axillary nerve innervate?

A

deltoid and teres minor

48
Q

What houses the great vessels of the upper limb?

A

axilla

49
Q

What houses the brachial plexus of nerves?

A

axilla

50
Q

The dorsal scapular artery and thyrocervical trunk come directly off what artery?

A

subclavian artery

51
Q

What muscle does the transverse cervical artery supply?

A

trapezius

52
Q

What are the 3 arteries that anastomose on the dorsal part of the scapular and form collateral?

A

transverse cervical artery
dorsal scapular artery
suprascapular artery

53
Q

first branch of axillary artery

A

supreme thoracis artery

54
Q

2nd branch of axillary artery

A

thoracoacromial artery (thorax and acromial)
lateral thoracic artery (lateral thorax)

55
Q

lateral thoracic artery supplies what muscles

A

serratus anterior and pectoralis muscles

56
Q

thoracoacromial artery supplies what muscles

A

Pectoralis major and minor
Anterior deltoid

57
Q

3rd branch of axillary artery:

A

Anterior circumflex humeral artery
Posterior circumflex humeral artery
Circumflex scapular artery

58
Q

What two arteries anastomose around the humerus?

A

Anterior circumflex humeral artery
Posterior circumflex humeral artery

59
Q

What are the 4 arteries that form the dorsal collateral?

A

Transverse cervical (subclavian)
Suprascapular (subclavian)
Dorsal scapular (subclavian)
Scapular circumflex (axillary)

60
Q

What artery emerges through the triangular space?

A

scapular circumflex artery

61
Q

What artery and nerve emerges through quadrangular space?

A

posterior circumflex artery
axillary nerve

62
Q

2 branches that come off subclavian artery:

A

Transverse cervical artery
Thyrocervical trunk

63
Q

6 branches that come off the axillary artery?

A
64
Q
A
65
Q

Teres minor, Teres major, and long head triceps make what space?

A

triangular space

66
Q

What artery comes through triangular space?

A

scapular circumflex artery

67
Q
A
68
Q

That space is on the posterior arm of the triceps?

A

triangular interval (between the two heads of triceps brachii)

69
Q

branches that come off the brachial artery:

A

deep brachial artery (posterior)
Superior ulnar collateral (anterior)
Inferior ulnar collateral (anterior)

70
Q

artery that comes off the brachial artery of the anterior arm and comes around to the back of the triceps through the triangular interval

A

deep brachial artery

71
Q

what artery recurres?

A

superior ulnar collateral artery
Inferior ulnar collateral artery

72
Q

What artery does the superior collateral artery become?

A

posterior ulnar recurring artery

73
Q

What artery does the inferior collateral artery become?

A

anterior ulnar recuring artery

74
Q

Deep brachial artery start at the posterior side of the arm and comes around to the anterior arm and becomes the

A

radial recurrent artery

75
Q

Forearm:

A

Humerus
Radius
Ulna
Carpals
Metacarpals
Phalanges

76
Q

Movements of the forearm:

A

flexion
extension
radial deviation (abduct)
ulnar deviation (adduct)
Supination
Pronation

77
Q

muscle in the forearm that’s not innervated by the median nerve?

A

flexor carpi ulnaris

78
Q

muscle that crosses only the MCP and PIP joints

A

Flexor digitorium superficialis

79
Q

profound means :

A

deep

80
Q

The median nerve innervates all nerves in the forearm except

A

flexor carpi ulnaris and 1/2 of flexor digitorium profundus

81
Q

median nerve innervates digits

A

1, 2, 3

82
Q

ulnar innervates digits

A

4, 5

83
Q

What muscles come off the medial epicondyle?

A

flexors

84
Q

What muscles come off the lateral epicondyle?

A

extensors

85
Q

wrist drop is evidence of what type of nerve injury?

A

radial nerve (extensors injured)

86
Q

Which is the only flexor muscle that is innervated by the radial nerve?

A

brachioradialis

87
Q

What is the extensor of the index finger

A

extensor indicis

88
Q

What muscles create tthe snuff box?

A

Abductor pollicis longus
Extensor pollicis brevis
Extensor pollicis longus
long tendon>short tendon>long tendon

89
Q

Movements of the hand:

A

flexion
extension
abduction
adduction
opposition

90
Q

Compartments groups of hand:

A

Thenar
Palmar region
Hypothenar

91
Q

Thenar Compartment group:

A

Abductor pollicis brevis
Flexor pollicis brevis
Opponens pollicis

92
Q

What nerve innervates the thenar compartment?

A

median nerve

93
Q

What nerve is involved in carpal tunnel syndrome?

A

median nerve

94
Q

Hypothenar Compartment group:

A

Abductor digiti minimi

95
Q

What nerve innervates the hypothenar compartment?

A
96
Q

muscles that flex and extend at the same time (position for holding a sandwich)

A

lumbricals

97
Q

If median nerve was damaged digits ____, _____ are affected by the lumbricals. If ulnar nerve was damaged digits ____, _____, ____ are affected by the lumbricals

A
98
Q
A
99
Q

muscles that allow for the abduction of fingers

A

dorsal interossei (DAD)

100
Q

muscles that allow for the adduction of fingers

A

palmar interrossei (PAD)

101
Q
A
102
Q
A

thenar group and 1/2 of the lumbricals

BIOL 527 Lab (3 decks)

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