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Kinesiology PTA 125 > Ch9- shoulder girdle muscles > Flashcards

Ch9- shoulder girdle muscles Flashcards

1
Q

posterior trunk muscles:

A

trapezius (most superifical), levator scapula, rhomboids

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2
Q

elevation

A

upper trap, levator scapula, rhomboids

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3
Q

levator scapula is prime mover in

A

scapular elevation

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4
Q

O- transverse processes of first four cervical vertebrae

A

levator scapula

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5
Q

muscles of shoulder girdle consists of :

A

trapezius, levator scapula, rhomboids, serratus anterior, and pectoralis minor

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6
Q

I- coracoid process of scapula

A

pectoralis minor

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7
Q

O- lateral surface of upper eight ribs

A

serratus anterior

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8
Q

downward (vertical) line of pull; assists: retraction; PM: depression and upward rotation

A

lower trapezius

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9
Q

I- outer third of clavicle, acromion process

A

upper trapezius

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10
Q

I- base of scapular spine

A

lower trapezius

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11
Q

A- scapular elevation and downward rotation

A

levator scapula

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12
Q

N- spinal accessory (cranial nerve XI), C3 and C4 sensory component

A

upper trapezius

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13
Q

horizontal line of pull outward

A

serratus anterior

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14
Q

A- scapular depression, protraction, downward rotation, tilt

A

pectoralis minor

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15
Q

I- vertebral border of scapula between the superior angle and spine

A

levator scapula

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16
Q

anterior trunk origin:

A

pectoralis minor

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17
Q

O- spinous processes of middle and lower thoracic vertebrae

A

lower trapezius

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18
Q

depression

A

lower traps, pec minor

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19
Q

N- long thoracic nerve (C5-7)

A

serratus anterior

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20
Q

downward (vertical) line of pull

A

pectoralis minor

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21
Q

“winging” of scapular occurs when this muscle is weakened or paralyzed

A

serratus anterior

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22
Q

the upper and lower trap is considered

A

assisting mover

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23
Q

N- dorsal scapular nerve (C5)

A

rhomboids

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24
Q

dowward rotation

A

rhomboids, levator scapula, pec minor

25
retraction
middle trapezius, rhomboids
26
horizontal line of pull; PM: retraction; assits: upward rotation
middle trapezius
27
A- scapular depression and upward rotation
lower trapezius
28
large, superficial muscle that appears diamond shaped when looking at both right and left sides; anatomically: one muscle; functionally: 3 muscles
trapezius
29
scapular tilt
pec minor
30
O- occipital bone, nuchal ligament on upper cervical spinous processes
upper trapezius
31
lies under trapezius
rhomboids
32
the middle trap is considered
prime mover
33
N- medial pectoral nerve, C8, T1
pectoralis minor
34
I- vertebral border of scapula, anterior surface
serratus anterior
35
upper and lower trap are antagonist to each other in ____ and agonist in _____
elevation/depression; upward rotation
36
vertical line of pull (upward)
upper trapezius
37
N- 3rd and 4rth cervical nerves and dorsal scapular nerve (C5)
levator scapula
38
A- scapular retraction, elevation, and downward rotation
rhomboids
39
only shoulder girdle muscle located entirely on anterior surface
pectoralis minor
40
covered entirely by trapezius muscle
levator scapula
41
O- anterior surface, 3rd-5th ribs
pectoralis minor
42
A- scapular elevation and upward rotation
upper trapezius
43
all three parts of trapezius muscles work together (synergist) to
retract the scapula
44
O- spinous processes of C7-T5
rhomboids
45
levator scapula is assisting mover in
retraction
46
upward rotation
upper and lower traps, serratus anterior (lower fibers)
47
A- protraction and upward rotation
serratus anterior
48
N- spinal accessory (cranial nerve XI), C3 and C4 sensory component
upper trapezius
49
protraction
serratus anterior, pec minor
50
I- vertebral border of scapula between the spine and inferior angle
rhomboids
51
O- spinous process C7-T3
middle trapezius
52
I- scapular spine
middle trapezius
53
oblique line of pull
rhomboids
54
N- spinal accessory (cranial nerve XI), C3 and C4 sensory component
lower trapezius
55
line of pull of levator scapula
vertical
56
lateral trunk origin:
serratus anterior ( originated anteriorly and runs posteriorly)
57
helps keep the vertebral border of scapula against the rib cage
serratus anterior
58
A- scapular retraction
middle trapezius

Kinesiology PTA 125 (21 decks)

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