baby got back Flashcards

1
Q

action of trapezius

A

elevate, depress, retract scapula

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2
Q

innervation of trapezius

A
accessory nerve (X1): motor 
C3, C4: proprioception
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3
Q

vasculature of trapezius

A

transverse cervical vessels

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4
Q

action of latissimus dorsi

A

adduct, extend, medially rotate humerus

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5
Q

innervation of latissimus dorsi

A

thoracodorsal nerve (C6-C8)

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6
Q

vasculatrure of latissimus dorsi

A

toracodorsal vessels and intercostal vessels

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7
Q

action of levator scapulae

A

elevate scapula

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8
Q

innervation of levator scapulae

A

C3, C4 and dorsal scapular nerve (C4, C5)

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9
Q

vasculature of levator scapulae

A

transverse and ascending cervical vessels

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10
Q

action of rhomboid major and minor

A

retract and elevate scapula

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11
Q

innervation of rhomboids

A

dorsal scapular nerve (C4, C5)

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12
Q

vasculature of rhomboids

A

dorsal scapular vessels

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13
Q

action of serratus posterior superior

A

inspiration (ribs 2-5)

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14
Q

innervation of serratus posterior superior

A

T2-T5

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15
Q

action of serratus posterior inferior

A

expiration (ribs 9-12)

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16
Q

innervation of serratus posterior inferior

A

T9-T12

17
Q

action of splenius capitis

A

together: draws head back, extending neck
individually: rotates and draw head to one side (same side)

18
Q

innervation of splenius capitis

A

posterior rami of middle cervical nn.

19
Q

action of splenius cervicis

A

together: extend neck
individually: draw and rotate head (same side)

20
Q

innervation of splenius cervicis

A

posterior rami of lower cervical nn

21
Q

action of semispinalis

A

together: extend trunk/vertebral column
individually: rotate trunk contralaterally

22
Q

what nerve passess through semispinalis capitis?

A

Greater Occipital N (C2)

23
Q

action of erector spinae

A

erect spine

24
Q

innervation of erector spinae muscles

A

dorsal rami of spinal nn.

25
Q

vasculature of erector spinae muscles

A

intercostal and lumbar vessels

26
Q

action of multifidus

A

laterall flexes and roates spine

27
Q

innervation of multifidus

A

dorsal rami of spinal nn

28
Q

vasculature of multifidus

A

lumbar vessels

29
Q

action of rotatores

A

rotate spine

bilaterally: extend vertebral column

30
Q

innervation of rotatores

A

dorsal rami of spinal nn

31
Q

vasculature of rotatores

A

intercostal vessels