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1
Q

Trapezius main action

A

elevation, retraction, and depression of scapula; rotation of glenoid fossa superiorly

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2
Q

Trapezius innervation

A

Spinal accessory nerve (Cranial Nerve XI)

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3
Q

Trapezius arterial supply

A

Transverse cervical artery

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4
Q

Latissimus Dorsi main action

A

extension, adduction, and internal rotation of humerus; lift body to arm while climbing

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5
Q

Latissimus Dorsi innervation

A

Ventral Rami of Spinal Nerves

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6
Q

Latissimus Dorsi artery

A

Thoracodorsal artery

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7
Q

Levator scapulae main action

A

lateral flexion of head and neck

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8
Q

Levator scapulae innervation

A

Dorsal Scapular Nerve (C5)

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9
Q

Levator scapulae artery

A

Dorsal scapular artery

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10
Q

Rhomboid major main action

A

stabilization, retraction, elevation, and internal rotation of scapula

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11
Q

Rhomboid major innervation

A

Ventral rami of spinal nerves

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12
Q

Rhomboid major artery

A

Dorsal Scapular artery

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13
Q

Rhomboid minor main action

A

stabilization, retratction, elevation, and internal rotation of scapula

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14
Q

Rhomboid minor innervation

A

Ventral rami of spinal nerves

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15
Q

Rhomboid minor artery

A

Dorsal Scapular Artery

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16
Q

Serratus posterior superior main action

A

elevation of ribs

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17
Q

Serratus posterior superior innervation

A

Ventral Rami of Spinal nerves

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18
Q

Serratus posterior superior artery

A

Posterior intercostal arteries

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19
Q

Serratus Posterior inferior main action

A

Depression of ribs

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20
Q

Serratus posterior inferior innervation

A

Ventral Rami of Spinal Nerves

21
Q

Serratus Posterior inferior artery

A

Posterior intercostal arteries

22
Q

Splenius Capitus main action

A

unilateral contraction: lateral flexion of neck & rotation of head to side of contraction

bilateral contraction: head and neck extension

23
Q

Splenius Capitus innervation

A

Dorsal Rami of Spinal Nerves

24
Q

Splenius capitus artery

A

Deep Cervical Artery; Posterior intercostal arteries

25
Q

Splenius cervicis main action

A

unilateral contraction: lateral flexion of neck & rotation of head to side of contraction

bilateral contraction: head and neck extension

26
Q

Splenius cervicis innervation

A

Dorsal Rami of Spinal Nerves

27
Q

Splenius cervicis artery

A

Deep Cervical artery; posterior intercostal arteries

28
Q

Illiocostalis main action

A

Unilateral contraction: lateral flexion

Bilateral contraction: extension

29
Q

Illiocostalis innervation

A

Dorsal Rami of Spinal Nerves

30
Q

Illiocostalis artery

A

Deep Cervical artery; posterior intercostal arteries; lumbar arteries

31
Q

Longissimus main action

A

Unilateral contraction: lateral flexion

Bilateral contraction: extension

32
Q

Longissimus innervation

A

Dorsal Rami of Spinal Nerves

33
Q

Longissimus artery

A

Deep Cervical artery; posterior intercostal arteries; lumbar arteries

34
Q

Spinalis main action

A

Unilateral contraction: lateral flexion

Bilateral contraction: extension

35
Q

Spinalis innervation

A

Dorsal Rami of Spinal Nerves

36
Q

Spinalis artery

A

Deep cervical artery; posterior intercostal arteries; lumbar arteries

37
Q

Semispinalis spans

A

4-6 vertebrae

38
Q

Semispinalis main action

A

extensoin of vetebral column and head

39
Q

Semispinalis innervation

A

Dorsal Rami of Spinal Nerves

40
Q

Semispinalis artery

A

Deep Cervical Artery; posterior intercostal arteries; lumbar arteries

41
Q

Multifidi spans, thickest region

A

2-4 vertebrae, lumbar

42
Q

Multifidi main action

A

Contralateral rotation; vertebral stabilization

43
Q

Multifidi innervation

A

Dorsal Rami of Spinal Nerves

44
Q

Multifidi artery

A

Deep cervical artery; posterior intercostal arteries; lumbar arteries

45
Q

Rotators span, best developed region

A

1-2 vertebrae, thoracic

46
Q

Rotator main action

A

extension and rotation of vertebral column

47
Q

Rotators innervation

A

Dorsal Rami of Spinal Nerves

48
Q

Rotators artery

A

Deep cervical artery; posterior intercostal arteries; lumbar arteries

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