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Spinal Lab Practical > Muscles > Flashcards

Muscles Flashcards

1
Q

Trapezius

A

INNERVATION:

spinal accessory nerve, C1-C5 cord levels

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2
Q

Latissimus dorsi

A

INNERVATION:

Thoracodorsal nerve, ventral rami C6-C8

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3
Q

Levator scapulae

A

INNERVATION:

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

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4
Q

Rhomboid major

A

INNERVATION:

Dorsal scapular nerve, ventral ramus C5 plus ventral ramus C4

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5
Q

Rhomboid minor

A

INNERVATION:

Dorsal scapular nerve, ventral ramus C5 plus ventral ramus C4

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6
Q

Anterior Scalene
Middle Scalene
Posterior Scalene

A

INNERVATIONS:
Ant - ventral rami C2-C6
Mid - Ventral rami C3-C8
Post - Ventral rami C6-C8

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8
Q

Splenius Capitis

A

INNERVATION:
Dorsal rami C3-C5
ACTION:
Laterally flex head & neck; rotate face to side; bilaterally extend head

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9
Q

Splenius cervicis

A

INNERVATION:
Dorsal rami C5-C7
ACTION:
Laterally flex & neck; rotate neck; bilaterally extend neck

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10
Q

Iliocostalis Lumborum

A

INNERVATION:
Dorsal rami lower T, all L
ACTION:
Extension, lateral flexion, rotation of L spine; lateral movement of pelvis

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11
Q

Iliocostalis Thoracis

A

INNERVATION:
Dorsal rami T1-T6
ACTION:
Extension, lateral flexion T spine

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12
Q

Iliocostalis Cervicis

A

INNERVATION:
Dorsal rami T1, T2; rarely C8
ACTION:
Extension, lateral flexion, rotation of L spine; lateral movement of pelvis

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14
Q

Longissimus Cervicis

A

INNERVATION:
Dorsal rami C4-C8; T1-T2
ACTION:
Lateral flexion of neck; bilaterally extend neck

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15
Q

Longissimus Capitis

A

INNERVATION:
Dorsal rami C1-C3, sometimes C4
ACTION:
Rotate and laterally flex head; bilaterally extend neck

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16
Q

Spinalis Thoracis

A

INNERVATION:
Dorsal rami T & upper L
ACTION:
Extend T spine

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17
Q

Spinalis Cervicis

A

INNERVATION:
Dorsal rami C
ACTION:
Lateral flexion & neck; rotation of C spine; bilaterally extend neck

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18
Q

Spinalis Capitis

A

INNERVATION:
dorsal rami lower C, Upper T
ACTION:
Lateral flexion & neck; rotation of head; bilaterally extend head

19
Q

Semispinalis Thoracis

A

INNERVATION:
Dorsal rami T1-T6
ACTION:
Extension, rotation, & lateral flexion of upper T & lower C spine; bilaterally extend spine

20
Q

Semispinalis cervicis

A

INNERVATION:
Dorsal rami C6-C8
ACTION:
Extension, rotation and lateral flexion of C spine; bilaterally extend neck

21
Q

Semispinalis capitis

A

INNERVATION:
Dorsal rami C1-C6
ACTION:
Turns face to side; bilaterally extends head (neck inadvertently)

22
Q

Multifidus

A

INNERVATION:

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

24
Q

Rectus Capitis posterior Major

A

INNERVATION:
Suboccipital Nerve, dorsal ramus C1
ACTION:
Turns face to side; bilaterally extends head

25
Q

Obliquus Capitis Superior

A

INNERVATION:
Suboccipital nerve, dorsal ramus C1
ACTION:
Lateral flexion of head; bilaterally extends head

26
Q

Obliquus Capitis Inferior

A

INNERVATION:
Suboccipital nerve, dorsal ramus C1
ACTION:
Turns face to side

27
Q

Quadratus lumborum

A

INNERVATION:
Ventral rami T12, L1-L3 or L4
ACTION:
Steadies origin of diaphragm; when pelvis is fixed, it will flex L spine; bilaterally extends L spine; stabilizes & depresses 12th rib

28
Q

Serratus posterior superior

A

INNERVATION:

ACTION:

29
Q

Serratus Posterior Inferior

A

INNERVATION:
Intercostal nerves, ventral rami T9-T11; Subcostal nerves, ventral ramus T12
ACTION:
Elevates upper 5 ribs in inspiration

30
Q

Longus Colli

A

INNERVATION:
Ventral rami C2-C6, sometimes C7
ACTION:
Flexion and extension of neck; rotation to the contralateral side

31
Q

Longus capitis

A

INNERVATION:
Ventral rami C1-C3
ACTION:
Flex the head

32
Q

Rectus capitis anterior

A

INNERVATION:
Ventral rami C1, C2
ACTION:
Flex the head

33
Q

Rectus capitis lateralis

A

INNERVATION:
Ventral rami C1, C2
ACTION:
Laterally flex head to ipsilateral side

34
Q

Rectus Capitis Posterior Minor

A

INNERVATION:
Suboccipital nerve, dorsal ramus C1
ACTION:
Extends head

35
Q

Longissimus Thoracis

A

INNERVATION:
Dorsal rami T & L nerves
ACTION:
Lateral flexion T spine & ribs (L spine inadvertently); bilaterally act in extension of T & L spine, hold T & L spine erect (increases L lordosis); lateral movement of pelvis

Spinal Lab Practical (3 decks)

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