Axilla & Arm Flashcards

(68 cards)

1
Q

the aconeus attaches from ___ to ___

A

lateral epicondyle of humerus, lateral surface of olecranon process of ulna

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2
Q

the aconeus is responsible for ___

A

elbow extension

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3
Q

the aconeus is innervated by the ___ nerve which originates at ___

A

radial, C7-8

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4
Q

the biceps brachii short head attaches from ___ to ___ and ___

A

coracoid, radial tuberosity, deep antebrachial fascia

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5
Q

the biceps brachii long head attaches from ___ to ___ and ___

A

supraglenoid tubercle of scapula, radial tubersity, deep antebrachial fascia

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6
Q

biceps brachii is responsible for ___, ___, and ___

A

elbow flexion, shoulder flexion, supination of forearm

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7
Q

biceps brachii is innervated by the ___ nerve which originates at ___

A

musculocutaneous, C5-6

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8
Q

the brachialis attaches from ___ and ___ to ___ and ___

A

distal anterior shaft of humerus, lateral and medial intermuscular septa, coronoid process, ulnar tuberosity

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9
Q

the brachialis is responsible for ___

A

flexion of elbow

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10
Q

the brachialis is innervated by the ___ nerve which originates at __ and ___

A

musculocutaneous, C5-6, small branch from radial nerve

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11
Q

___ attaces from corocoid process to proximal medial shaft of the humerus

A

coracobrachialis

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12
Q

coracobrachialis is responsible for ___ and ___

A

shoulder ADD, flexion

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13
Q

coracobrachialis is innervated by ___ which originates from ___

A

musculocutaneous, C5-6

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14
Q

___ attaches from infraglenoid tubercle of the scapula to olecranon process of ulna

A

triceps brachii long head

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15
Q

___ attaches from proximal posteroilateral shaft of humerus to olecranon process of ulna

A

triceps brachiii lateral head

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16
Q

___ attaches from the distal posteromedial shaft of the humerus to the olecranon process of the humerus

A

triceps brachii medial head

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17
Q

the triceps brachii is responsible for ___ and ___

A

extension of elbow, extension of shoulder (long head)

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18
Q

triceps brachii is innervated by the __ nerve which originates from ___

A

radial, C6-T1

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19
Q

name the 6 boundaries of the axilla

A

1st rib/clavicle, skin of armpit, pectoral muscles, scapula/subscapularis, serratus anterior, huermus

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20
Q

name the contents of the axilla

A

axillary artery, axillary vein, axillary lymph nodes, 3 cords of brachial plexus

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21
Q

dorsal scapular nerve spinal cord segment is ___

A

C4-5

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22
Q

the subclavian nerve spinal cord segment is ___

A

C5-6

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23
Q

the suprascapular nerve spinal cord segment is ___

A

C4-6

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24
Q

the lateral pectoral nerve spinal cord segment is ___

A

C5-7

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25
the long thoracic nerve spinal cord segment is ___
C5-7
26
the musculotaneous nerve spinal cord segment is ___
C5-7
27
the upper subscapular nerve spinal cord segment is ___
C5-6
28
the thoracodorsal nerve spinal cord segment is ___
C6-8
29
lower subscapular nerve spinal cord segment is ___
C5-6
30
the axillary nerve spinal cord segment is ___
C5-6
31
the medial pectoral nerve spinal cord segment is ___
C8-T1
32
the medial cutaneous nerve of the arm spinal cord segment is ___
C8-T1
33
the medial cutaneous nerve of the forearm spinal cord segment is ___
C8-T1
34
the median nerve spinal cord segment is __
C5-T1
35
the radial nerve spinal cord segment is ___
C5-T1
36
the ulnar nerve spinal cord segment is ___
C7-T1
37
location of trianglar space
teres minor, teres major, long head of triceps brachii
38
contents of triangular space
circumflex scapular artery
39
location of triceps hiatus
triceps long head, shaft of humerus, teres major
40
contents of the triceps hiatus
profunda brachii artery, radial nerve
41
arterial supply of ___ compartment is from the brachial artery
anterior
42
aterial supply of the posterior compartment is from the ___
profunda brachii artery
43
the ___ nerve innervates the anterior compartment
muscolocutaneous
44
the ___ nerve innervates the posterior compartment
radial
45
neurovascular structures harmed during a humeral fx at surgical neck
anterior and posterior circumflex humeral arteries, axillary nerve
46
neurovascular structures harmed during a humeral fx at the radial groove
profunda brachii artery, radial nerve
47
the function of the ___ nerve is postganglionic sympathetic and motor of levator scapulae and the rhomboid muscles
dorsal scapular
48
the functions of the long thoracic nerve is ___ of ___
postganglionic sympathetic and motor, serratus anterior
49
the functions of the suprascapular nerve are ___ of ___ and ___
postganglionic sympathetic and motor innervation, supraspinatus, infraspinatus
50
the functions of the ___ nerve are sensory, postganglionic, and motor innervation to the subclavius muscle
subclavian
51
the functions of the lateral pectoral nerve are __ of ___ and ___
sensory, postganglionic sympathetic, motor innervation, pectoralis major, pectoralis minor
52
the functions of the muscular branches of musculotaneous nerve are ___ of the ___, ___, and ___
sensory, postganglionic sympathetic, motor innervation, biceps brachii, coracobrachialis, brachialis
53
apical lymph nodes drains __, ___, and ___ following the ___
central nodes, infraclavicular nodes, lymphatic vessels, cephalic vein
54
central lymph nodes drain ___, ___, and ___
humeral, pectoral, and subscapular nodes
55
humeral lymph nodes drain ___, ___, ___, and ___
lateral hand and forearm, medial arm, deep tissues of forearm and arm, supratrochlear nodes
56
pectoral lymph nodes drain ___and ___
anterior thoracic wall, breast
57
subscapular lymph nodes drain ___, ___, and ___
posterior shoulder, posterior thoracic wall, scapular region
58
the functions of the lateral cutaneous nerve of the forearm are ___ of ___
sensory, postganglionic sympathetic innervation, skin overlying the lateral aspect of the forearm
59
the functions of the muscular branches in the forearm of the lateral root of the median nerve are ___ of ___, ___, ___, and ____
sensory, postganglionic sympathetic, and motor innervation, flexor carpi radialis, palmaris longus, flexor digitorum superficialis, pronator teres
60
the functions of the anterior interosseous nerve of the lateral root of the median nerve is ___ of ___, ___, and ___
sensory, postganglionic sympathetic, motor innervation, flexor pollicis longus, flexor digitorum profundus, pronator quadratus muscles
61
the functions of the palmar cutaneous branch of the lateral root of the median nerve are ___ of ___
sensory and postganglionic sympathetic innervation, skin overlying the radial aspect of the palm of the hand
62
the most common direction for a shoulder to dislocate is ___, likely mechanism of injury: ___, structural explanation: ___
anteriorly, FOOSH in shoulder abduction and ER, lack of ligamentous structures at the anterior surface
63
the functions of the common and proper palmar digital nerves of the lateral root of the median nerve are __ of ___
sensory, postganglionic sympathetic innervation, skin overlying digits 1-4
64
the functions of the muscular branches in the hand of the lateral root of the median nerve are __ of ___
sensory, postganglionic sympathetic,motor, lateral two lumbrical muscles
65
the functions of the ___ are sensory, postganglionic sympathetic, and motor innervation of the flexor pollicis brevis, abductor pollicis brevis, opponents pollicis muscle
recurrent branch of the lateral root of the median nerve
66
the functions of the medial pectoral nerve are ___ of the ___ and ___
sensory, postganglionic sympathetic, motor, pectoralis minor, pectoralis major sternocostal head
67
the functions of the ___ are sensory, postganglionic sympathetic, and motor of flexor carpi radialis, palmaris longus, flexor digitorum superficialis, pronator teres
muscular branches in the forearm of the medial root of the median nerve
68
the functions of the ___ are sensory, postganglionic sympathetic, and motor innervation of the flexor pollicis longus, flexor digitorum profundus, and pronator quadratus muscles
anterior interosseous nerve of the medial root of the median nerve