Lab: Muscle Innervation Flashcards

1
Q

Trapezius

A

Spinal accessory N

C1-C5 cord levels

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2
Q

Latissimus Dorsi

A

Thoracodorsal N

Ventral rami C6-C8

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3
Q

Levator Scapulae

A

Dorsal scapular N

Ventral ramus C5 plus ventral rami C3, C4

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4
Q

Rhomboid Major

Rhomboid Minor

A

Dorsal scapular N

Ventral ramus C5 plus ventral ramus C4

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5
Q

Splenius Capitis

A

Dorsal rami C3-C5

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6
Q

Splenius Cervicis

A

Dorsal rami C5-C7

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7
Q

Iliocostalis Lumborum

A

Dorsal rami lower T, all L

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8
Q

Iliocostalis Thoracis

A

Dorsal rami T1-T6

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9
Q

Iliocostalis Cervicis

A

Dorsal rami T1, T2, rarely C8

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10
Q

Longissimus Thoracis

A

Dorsal rami T and L nerves

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11
Q

Longissimus Cervicis

A

Dorsal rami C4-C8; T1-T2

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12
Q

Longissimus Capitis

A

Dorsal rami C1-C3, sometime C4

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13
Q

Spinalis Thoracis

A

Dorsal rami T and upper L

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14
Q

Spinalis Cervicis

A

Dorsal rami C

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15
Q

Spinalis Capitis

A

Dorsal rami lower C, upper T

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16
Q

Semispinalis Thoracis

A

Dorsal rami T1-T6

17
Q

Semispinalis Cervicis

A

Dorsal rami C6-C8

18
Q

Semispinalis Capitis

A

Dorsal rami C1-C6

19
Q

Multifidus

A

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

20
Q

Rectus Capitis Posterior Major, Rectus Capitis Posterior Minor, Obliquus Capitis Superior, Obliquus Capitis Inferior

A

Suboccipital N, dorsal ramus C1

21
Q

Quadratus Lumborum

A

Ventral rami T12, L1-L3 or L4

22
Q

Serratus Posterior Superior

A

Intercostal N

Ventral rami T2-T5

23
Q

Serratus Posterior Inferior

A

Intercostal N
Ventral rami T9-T11
Subcostal N
Ventral ramus T12

24
Q

Longus Colli

A

Ventral rami C2-C6, sometimes C7

25
Q

Longus Capitis

A

Ventral rami C1-C3

26
Q

Rectus Capitis Anterior

Rectus Capitis Lateralis

A

Ventral rami C1, C2

27
Q

Anterior Scalene

A

Ventral rami C2-C6

28
Q

Middle Scalene

A

Ventral rami C3-C8

29
Q

Posterior Scalene

A

Ventral rami C6-C8