Deep vertebral muscles Flashcards

1
Q

What is the origin of the interspinales?

A

spinous processes

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2
Q

What is the origin of the intertranversarius?

A

transverse processes

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3
Q

What is the insertion of the interspinales?

A

spinous processes

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4
Q

What is the insertion of the intertransversarius?

A

tranverse processes

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5
Q

What is the action of the interspinales?

A

extension of the vertebral column

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6
Q

What is the action of the intertransversarius?

A

lateral flexion of the vertebral column

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7
Q

What muscle originates from the spinous processes and inserts to the spinous processes?

A

interspinales

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8
Q

What muscle originates from the transverse processes and inserts to the transverse processes?

A

intertransversarius

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9
Q

What is the insertion of the rotatores?

A

base of spinous processes

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10
Q

What is the origin of the rotatores?

A

transverse processes

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11
Q

What is the action of the rotatores?

A

extension and rotation of vertebral column

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12
Q

What muscle originates from tranverse processes and inserts to base of spinous processes?

A

rotatores

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13
Q

What is the origin of the multifidus?

A

transverse processes

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14
Q

What is the insertion of the multifidus?

A

posterior portion of the spinous processes

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15
Q

What is the action of the multifidus?

A

extension and rotation of vertebral column?

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16
Q

What muscles originates from the transverse processes and inserts to the posterior portion of the spinous processes?

A

multifidus

17
Q

What is the origin of the scalenes?

A

cervical transverse processes

18
Q

What is the insertion of the scalenes?

A

ribs 1-2 anterolaterally

19
Q

What is the action of the scalenes?

A

flexion and rotation of neck, elevation of ribs (helps with inspiration)

20
Q

What muscle originates from the cervical transverse processes and inserts to ribs 1-2 anterolaterally?

A

scalenes

21
Q

What is the origin of the semispinalis (capitis, cervicis, thoracis)?

A

transverse processes C7-T12

22
Q

What is the insertion of the semispinalis (capitis, cervicis, thoracis)?

A

spinous processes C2-T4, occipital bone

23
Q

What is the action of the semispinalis (capitis, cervicis, thoracis)?

A

extension and rotation of vertebral column and head

24
Q

What muscle originates from the transverse processes C7-T12 and insert to spinous processes C2-T4 and occipital bone?

A

semispinalis (capitis, cervicis, thoracis)

25
Q

What is the origin of the splenius (capitis, cervicis)?

A

spinous processes C7-T6

26
Q

What is the insertion of the splenius (capitis cervicis)?

A

transverse processes C2-C4, occipital bone, mastoid process

27
Q

What is the action of the splenius (capitis, cervicis)?

A

extension and rotation of head and neck

28
Q

What muscle originates from spinous processes C7-T6 and insert to spinous processes C2-C4, occipital bone & mastoid process?

A

splenius (capitis, cervicis)

29
Q

Name all 7 deep vertebral muscles.

A

interspinales, intertransversarius, multifidus, rotatores, scalenes, semispinalis, splenius