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BI 542 Gross Anatomy > Shoulder&Upper Arm > Flashcards

Shoulder&Upper Arm Flashcards

1
Q

deltoid o

A

clavicle: lateral one-third
Scapula: acromion & the lower lip of the crest of the spine

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2
Q

deltoid i

A

humerus: deltoid tuberosity

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3
Q

deltoid a

A

arm:
Anterior: flex & IR
Middle: abd
Posterior: ext & ER

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4
Q

deltoid n

A

axillary nerve (C5,6) from the posterior cord of the brachial plexus

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5
Q

teres major o

A

scapula: dorsal surface of the inferior angle

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6
Q

teres major i

A

humerus: crest of the lesser tubercle

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7
Q

teres major a

A

arm: add, IR, assists in arm ext

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8
Q

teres major N

A

lower subscapular nerve (C5,6) from the posterior cord of the brachial plexus

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9
Q

teres minor O

A

scapula: upper 2/3 of the lateral border

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10
Q

teres minor I

A

humerus: greater tubercle (lowest facet)

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11
Q

teres minor A

A

arm: ER, add

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12
Q

teres minor N

A

axillary nerve (C5,6) from the posterior cord of the brachial plexus

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13
Q

infraspinatus O

A

scapula: infraspinatous fossa

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14
Q

infraspinatus I

A

humerus: greater tubercle (middle facet)

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15
Q

infraspinatus A

A

arm: ER

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16
Q

infraspinatus N

A

suprascapular nerve (C5,6) from the superior trunk of the brachial plexus

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17
Q

supraspinatus O

A

scapula: supraspinatous fossa

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18
Q

supraspinatus I

A

humerus: greater tubercle (highest facet)

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19
Q

supraspinatus A

A

arm: abducts (initiates first 15 degree abduction)

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20
Q

supraspinatus N

A

suprascapular nerve (C5,6) from the superior trunk of the brachial plexus

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21
Q

subscapularis O

A

scapula: subscapular fossa

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22
Q

subscapularis I

A

humerus: lesser tubercle

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23
Q

subscapularis A

A

arm: IR, ext.

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24
Q

subscapularis N

A

upper and lower subscapular nerves (C5,6)

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25
levator scapulae O
spine: transverse processes of C1-C4 vertebrae
26
levator scapulae I
scapula: medial border of the scapula from the superior angle to the spine
27
levator scapulae A
scapula: elevation
28
levator scapulae N
dorsal scapular nerve (C5); the upper part of the muscle receives branches of C3 & C4
29
rhomboids major O
spine: spines of vertebrae T2-T5
30
rhomboids major I
scapula: medial border of the scapula inferior to the spine of the scapula
31
rhomboids minor O
spine: inferior end of the ligamentum nuchae, spines of vertebrae C7 and T1
32
rhomboids minor/major I
scapula: medial border of the scapula at the root of the spine of the scapula
33
rhomboids minor/major A
scapula: retracts, elevates and rotates
34
rhomboids minor N
dorsal scapular nerve (C5)
35
latissimus dorsi O
Vertebral part: originating from the spinous processes of the 7th to 12th thoracic vertebrae and the thoracolumbar fascia Costal part: having origins from the 9th to 12th ribs Iliac part: starting from the iliac crest Scapular part: starting from the inferior angle of the scapula (inconstant)
36
latissimus dorsi I
humerus: intertubercular sulcus
37
latissimus dorsi A
arm: IR, adduction, ext Assists in respiration
38
latissimus dorsi N
thoracodorsal nerve (C7,8) from the posterior cord of the brachial plexus
39
pectoralis major O
Clavicular part: anterior surface of medial half of clavicle Sternocostal part: anterior surface of sternum, Costal cartilages of ribs 1-6 Abdominal part: Anterior layer of rectus sheath
40
pectoralis major I
humeris: crest of the greater tubercle
41
pectoralis major A
arm: add, IR, flex (clavicular), ext (sternocostal) Scapulothoracic joint: Draws scapula anteroinferiorly
42
pectoralis major N
medial and lateral pectoral nerves (C5-T1)
43
pectoralis minor O
ribs; anterior surface of 3-5
44
pectoralis minor I
scapula: coracoid process & medial border
45
pectoralis minor A
elevation for inhalation scapula: depression, protraction, downward rot.
46
pectoralis minor N
medial pectoral nerve (C8, T1)
47
serratus anterior O
Superior part: Ribs 1-2, Intercostal fascia Middle part: Ribs-3-6 Inferior part: Ribs 7-8/9 (variably extends to rib 10 (+ external oblique muscle))
48
serratus anterior I
Scapula (Superior part: Anterior surface of superior angle Middle part: Anterior surface of medial border Inferior part: Anterior surface of inferior angle and medial border)
49
serratus anterior A
scapula: protraction, rotation, holds scapula against thoracic wall
50
serratus anterior N
long thoracic nerve (from ventral rami C5-C7)
51
subclavius O
ribs: costal cartilage and sternal end of rib 1
52
subclavius I
clavicle: inferior surface
53
subclavius A
clavicle: depresses and anchors clavicle
54
subclavius N
Subclavian nerve (C5-C6)
55
coracobrachialis O
scapula: coracoid process
56
coracobrachialis I
humerus: medial side at mid-shaft
57
coracobrachialis A
arm: flex & add
58
coracobrachialis N
musculocutaneous nerve (C5,6)
59
biceps brachii O
Scapula short head: tip of the coracoid process long head: supraglenoid tubercle
60
biceps brachii I
radius: radial tuberosity
61
biceps brachii A
forearm: flex & supination arm: weak flex (long head)
62
biceps brachii N
musculocutaneous nerve (C5,6)
63
brachialis O
humerus: anterior surface of the lower one-half
64
brachialis I
ulna: coronoid process & tuberocity
65
brachialis A
forearm: flex
66
brachialis N
musculocutaneous nerve (C5,6)
67
triceps brachii O
Scapula Long head - infraglenoid tubercle Humerus Medial head - posterior surface of the humerus (inferior to radial groove) Lateral head - posterior surface of the humerus (superior to radial groove)
68
triceps brachii I
ulna: olecranon fascia
69
triceps brachii A
forearm: ext arm: ext & add (long head)
70
triceps brachii N
Radial nerve (C6-C8)
71
anconeus O
humerus: lateral epicondyle
72
anconeus I
ulna: lateral surface of olecranon
73
anconeus A
forearm: assists in ext stabilization of elbow joint
74
anconeus N
Radial nerve (C7-C8)
75
musculocutaneous sensory
rise to the lateral cutaneous nerve of forearm, which innervates the lateral aspect of the forearm
76
musculocutaneous motor
coracobrachialis, biceps brachii and the brachialis
77
radial sensory
Innervates most of the skin of the posterior forearm, the lateral aspect of the dorsum of the hand, and the dorsal surface of the lateral three and a half digits.
78
radial motor
Brachioradialis , extensor muscles in the forearm, supinator, triceps brachii (BEST)
79
ulnar motor
anterior forearm – flexor carpi ulnaris and medial half of flexor digitorum profundus Intrinsic muscles of the hand
80
ulnar sensory
Medial one and half fingers and the associated palm area.

BI 542 Gross Anatomy (6 decks)

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