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Anatomy Exam 1b
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Splenius Capitus: origin
Ligamentum nuchae
SP T1-T3
Splenius Capitus: insertion
Matoid process
Occipital bone
Splenius Capitus: N/ action
N: dorsal primary rami
Extension and lateral flexion of head and neck
Splenius Cervicis: origin
SP of T3-T6
Splenius Cervicis: insertion
TP of C2-C4
Splenius Cervicis: N/action
N: Dorsal primary rami
Extension and lateral flexion of head and neck
Illiocostalis Lumborum: origin
Common tendon
Illiocostalis Lumborum: insertion
Angle of ribs 6-12
Illiocostalis Lumborum: N/action
N: dorsal primary rami
Extend head and vertebral column
Lateral flexion of back
Rotation to same side
Illiocostalis Thoracis: origin
lower 6 ribs
Illiocostalis Thoracis: insertion
Upper 6 ribs
Illiocostalis Thoracis: N/action
N: dorsal primary rami
Extend head and vertebral column
Lateral flexion of back
Rotation to same side
Illiocostalis Cervicis: origin
Ribs 3-6
Illiocostalis Cervicis: insertion
TP of C4-C6
Illiocostalis Cervicis: N/action
N: dorsal primary rami
Extend head and vertebral column
Lateral flexion of back
Rotation to same side
Longissimus Thoracis: origin
SP of L1-L5
Common tendon
Longissimus Thoracis: insertion
Lower 9 ribs
Longissimus Thoracis: N/action
N: dorsal primary rami
Extend head and vertebral column
Lateral flexion of back
Rotation to same side
Longissimus Cervicis: orgin
TP of T1-T5
Longissimus Cervicis: insertion
TP of C2-C6
Longissimus Cervicis: N/action
N: dorsal primary rami
Extend head and vertebral column
Lateral flexion of back
Rotation to same side
Longissimus Capitus: origin
Upper part of common tendon where Longissimus Cervicis inserts
Longissimus Capitus: insertion
Mastoid process
Longissimus Capitus: N/action
N: Dorsall primary rami
Extend the head and vertebral column
Lateral flexion of back
Rotation to same side
Spinalis Thoracis: origin
SP of lumbar vertebrae
Spinalis Thoracis: insertion
SP of upper thoracic vertebrae
Spinalis Thoracis: N/action
N: dorsal primary rami
Extend head and vertebral column
Lateral flexion of back
Rotation to same side
Semispinalis Thoracis: origin
TP of lower thoracic vertebrae
Semispinalis Thoracis: insertion
SP of upper thoracic and lower cervical vertebrae
Semispinalis Thoracis: N/action
N: dorsal primary rami
Rotate vertebral column to opposite side
Extend head and neck
Semispinalis Cervicis: origin
TP of T1-T6
Semispinalis Cervicis: insertion
SP of C2-C5
Semispinalis Cervicis: N/action
N: dorsal primary rami
Rotate vertebral column to opposite side
Extend head and neck
Semispinalis Capitis: origin
TP of T1-T6
Semispinalis Capitis: insertion
Occipital bone
Semispinalis Capitis: N/action
N: dorsal primary rami
Rotate vertebral column to opposite side
Extend head and neck
Multifidus: N/action
N: dorsal primary rami
Rotate vertebral column to opposite side
Extend head and neck
Long Rotators: origin
TPs
Long Rotators: insertion
every other SP
Long Rotators: action
Rotate vertebral column to opposite side
Short Rotators: origin
TPs
Short Rotators: insertion
next SP
Short Rotators: action
Rotate vertebral column to opposite side
Interspinalis: origin
SPs
Interspinalis: insertion
SPs of adjacent vertebrae
Interspinalis: action
Extension of spine
Intertransversarii: origin
TPs
Intertransversarii: insertion
TPs of adjacent vertebrae
Intertransversarii: action
Stabilization of vertebral column
Lateral flexion of vertebral column
Author
lawurster
ID
173145
Card Set
Anatomy Exam 1b
Description
Deep Back Muscles
Updated
2012-09-25T03:10:13Z
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