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Zak, MSKL: Back and Upper Extremity > Intrinsic Back > Flashcards

Intrinsic Back Flashcards

1
Q

What is the action, blood supply, and innervation of the Splenius Cervicis muscle?

A

Action Bi - ext head/neck
Action Uni - lat flex neck, cont rot head
Blood - transverse cervical, occipital
Innervation - dorsal rami

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2
Q

What is the action, blood supply, and innervation of the Splenius Capitis muscle?

A

Action Bi - ext head/neck
Action Uni - lat flex neck, cont rot head
Blood - transverse cervical, occipital
Innervation - dorsal rami

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3
Q

What is the action of the muscles of the Erector Spinae group?

A

Action Bi - ext vert column/head

Action Uni - lat flex ver column

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4
Q

What is the blood supply to each of the muscles in the Erector Spinae group?

A 
Iliocostalis Thoracis - post intercostal
Iliocostalis Lumboraum - lumbar
Longissimus Capitis - occipital
Longissimus Cervicis - post intercostal
Longissimus Thoracis - post intercostal
Spinalis Capitis - post intercostal
Spinalis Cervicis - post intercostal
Spinalis Thoracis - post intercostal
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5
Q

What is the innervation of the muscles of the Erector Spinae group?

A

Dorsal rami

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6
Q

What is the action of the Semispinalis muscles?

A

Action - ext head, thorax, cervical, and rot contr

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7
Q

What is the blood supply to each of the Semispinalis muscles?

A

Semispinalis Capitis - deep cervical
Semispinalis Cervicis - deep cervical
Semispinalis Thoracis - post intercostal

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8
Q

What is the innervation of the Semispinalis muscles?

A

Dorsal rami

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9
Q

What is the action, blood supply, and innervation of the Multifidus muscle?

A

Action - stabilize ver during local movements
Blood - post lumbar
Innervation - dorsal rami

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10
Q

What is the action, blood supply, and innervation of the Rotatores Longus and Brevis muscles?

A

Action - ext head, thorax, cervical and rot contr
Blood - post intercostal
Innervation dorsal rami

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11
Q

What is the blood supply and innervation of the Interspinalis muscles?

A

Blood - vertebral, occipital, post intercostal

Innervation - dorsal rami

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12
Q

What is the blood supply and innervation of the Intertransversari muscles?

A

Blood - deep cervical, vertebral, post intercostal

Innervation - ventral and dorsal rami

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13
Q

What is the blood supply and innervation of the Levator Costarum muscles?

A

Blood - post intercostal

Innervation - dorsal rami C8-T11

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Zak, MSKL: Back and Upper Extremity (10 decks)

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