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Spinal Anatomy Quizzie Questions > Muscles, innervations and actions > Flashcards

Muscles, innervations and actions Flashcards

1
Q

Trapezius innervation

A

spinal accessory nerve, C1-C5 cord levels

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2
Q

Latissimus dorsi innervation

A

thoracodorsal nerve, ventral rami C6-C8

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3
Q

Levator Scapulae innervation

A

dorsal scapular nerve, ventral ramus C5 plus ventral rami C3, C4

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4
Q

Rhomboid Major innervation

A

dorsal scapular nerve, ventral ramus C5 plus ventral ramus C4

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5
Q

Rhomboid Minor innervation

A

dorsal scapularis nerve, ventral ramus C5 plus ventral ramus C4

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6
Q

Splenius Capitis innervation

A

dorsal rami C3-C5

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7
Q

Splenius Cervicis innervation

A

dorsal rami C5-C7

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8
Q

Iliocostalis Lumborum innervation

A

dorsal rami lower T, all L

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9
Q

Iliocostalis Thoracis innervation

A

drosal rami T1-T6

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10
Q

Iliocostalis Cervicis innervation

A

dorsal rami T1, T2; rarely C8

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11
Q

Longissimus Thoracis innervation

A

dorsal rami T and L nerves

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12
Q

Longissimus Cervicis innervation

A

dorsal rami C4-C8; T1-T2

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13
Q

Longissimus Capitis innervation

A

dorsal rami C1-C3; sometimes C4

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14
Q

Spinalis Thoracis innervation

A

dorsal rami T and upper L

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15
Q

Spinalis Cervicis innervation

A

dorsal rami C

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16
Q

Spinalis Capitis innervation

A

dorsal rami T1-T6i lower C, upper T

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17
Q

Semispinalis Thoracis innervation

A

dorsal rami T1-T6

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18
Q

Semispinalis Cervicis innervation

A

dorsal rami C6-C8

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19
Q

Semispinalis Capitis innervation

A

dorsal rami C1-C6

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20
Q

Multifidis innervation

A

dorsal rami C3-C8, T1-T12, L1-L5, sometimes S1

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21
Q

Rectus Capitis Posteroir Major innervation

A

supoccipital nerve, dorsal ramus C1

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22
Q

Rectus capitis Posteroir Minor innervation

A

suboccipital nerve, dorsal ramus C1

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23
Q

Obliquus Capitis Superior innervation

A

suboccipital nerve, dorsal ramus C1

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24
Q

Obliquus Capitis Inferior innervation

A

suboccipital nerve, dorsal ramus C1

25
Q

Quadratus Lumborum innervation

A

ventral rami T12, L1-L3 or L4

26
Q

Serratus Posterior Superior innervation

A

intercostal nerves; ventral rami T2-T5

27
Q

Serratus Posterior Inferior innervation

A

intercostal nerves, ventral rami T9-T11

subcostal nerve, ventral ramus T12

28
Q

Longus Colli innervation

A

ventral rami C2-C6, sometimes C7

29
Q

Longus Capitis innervation

A

ventral rami C1-C3

30
Q

Rectus Capitis Anterior innervation

A

ventral rami C1, C2

31
Q

Rectus Capitis Lateralis innervation

A

ventral rami C1, C2

32
Q

Anterior Scalene innervation

A

ventral rami C2-C6

33
Q

Middle Scalene innervation

A

ventral rami C3-C8

34
Q

Posteroir Scalene innervation

A

ventral rami C6-C8

35
Q

Splenius Capitis action

A

laterally flex head and rotate face to side; bilaterally extend head

36
Q

Splenius Cervicis action

A

Laterally flex and rotate neck; bilaterally extend neck

37
Q

Iliocostalis Lumborum action

A

Extension, lateral flexion, rotation of L spine; lateral movement of pelvis

38
Q

Iliocostalis Thoracis action

A

Extension, lateral flexion T spine

39
Q

Iliocostalis Cervicis action

A

extension, lateral flexion, rotation lower C spine

40
Q

Longissimus Thoracis action

A

lateral flexion T spine and ribs (L spine inadvertently); bilaterally act in extension of T and L spine, hold T and L spine erect, (increases L lordosis); lateral movement of pelvis

41
Q

Longissimus Cervicis action

A

lateral flexion of neck; bilaterally extend neck

42
Q

Longissimus Capitis action

A

rotate and laterally flex head; bilaterally extend head

43
Q

Spinalis Thoracis action

A

extend T spine

44
Q

Spinalis Cervicis action

A

lateral flexion and rotation of C spine; bilaterally extend neck

45
Q

Spinalis Capitis action

A

lateral flexion and rotation of head; bilaterally extend head

46
Q

Semispinalis Thoracis action

A

extension, rotation and lateral flexion of upper T and lower C spine; bilaterally extend T spine

47
Q

Semispinalis Cervicis action

A

extension, rotation, and lateral flexion of C spine; bilaterally extend neck

48
Q

Semispinalis Capitis action

A

turns face to side; bilaterally extends head (neck inadvertently)

49
Q

Rectus Capitis Posterior Major action

A

turns face to side; bilaterally extends head

50
Q

Rectus Capitis Posterior Minor

A

extends head

51
Q

Obliquus Capitis Superior

A

lateral flexion of head; bilaterally extends head

52
Q

Obliquus Capitis Inferior

A

turns face to side

53
Q

Quadtatus Lumborum

A

steadies origin of diaphragm; when pelvis is fixed, its will laterally flex the L spine; bilaterally extends the L spine; stabilizes and depresses the 12th rib

54
Q

Serratus Posterior Superior

A

elevate upper 5 ribs in inspiration

55
Q

Serratus Posterior Inferior

A

draws lower 4 ribs down and back; forced inspiration

56
Q

Longus Colli

A

flexion and extension of neck; rotation ot the contralateral side

57
Q

Longus Capitis

A

flex the head

58
Q

Rectus Capitis Anterior

A

flex the head

59
Q

Rectus Capitis Lateralis

A

laterally flex the head to ipsilateral side

Spinal Anatomy Quizzie Questions (4 decks)

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