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Anatomy II > Erector spinae group > Flashcards

Erector spinae group Flashcards

1
Q

What is the origin of the iliocostalis (cervicis)?

A

ribs 3-6

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2
Q

What is the insertion of the iliocostalis (cervicis)

A

transverse processes (4-6 cervical vertebrae)

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3
Q

What is the action of the iliocostalis (cervicis)?

A

extension and lateral flexion of vertebral column

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4
Q

What muscle originates from ribs 3-6 and insert to transverse processes (4-6 cervical vertebrae)?

A

iliocostalis (cervicis)

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5
Q

What is the origin of the iliocostalis (thoracis)?

A

inferior 6 ribs angles

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6
Q

What is the insertion of the iliocostalis (thoracis)?

A

upper 6 ribs angles

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7
Q

What is the action of the iliocostalis (thoracis)?

A

extension and lateral flexion of vertebral column

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8
Q

What muscle originates from inferior 6 ribs angles and insert to upper 6 ribs angles?

A

iliocostalis (thoracis)

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9
Q

What is the origin of the iliocostalis (lumborum)?

A

iliac crest

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10
Q

What is the insertion of the iliocostalis (lumborum)?

A

lower 6-12 ribs angles

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11
Q

What is the action of the iliocostalis (lumborum)?

A

extension and lateral flexion of vertebral column

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12
Q

What muscle originates from iliac crest and inserts to lower 6-12 ribs angles?

A

iliocostalis (lumborum)

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13
Q

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

A

cervical, thoracic and lumbar transverse processes

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14
Q

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

A

transverse processes of cervical or thoracic vertebrae, mastoid process of temporal bone

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15
Q

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

A

extension of vertebral column and rotation of head

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16
Q

What muscle originates from cervical, thoracic, lumbar transverse processes and insert to transverse processes of cervical or thoracic vertebrae & mastoid process of temporal bone?

A

longissimus (capitis, cervicis, thoracis)

17
Q

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

A

spinous processes of lower thoracic and upper lumbar vertebrae

18
Q

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

A

spinous processes of upper thoracic and cervical vertebrae

19
Q

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

A

extension of vertebral column

20
Q

What muscle originates from spinous processes of lower thoracic and upper lumbar vertebrae and insert to spinous processes of upper thoracic and cervical vertebrae?

A

spinalis (capitis, cervicis, thoracis)

21
Q

Name all 3 erector spinae muscles and their subdivisions.

A

iliocostalis (cervicis, thoracis, lumborum), longissimus (capitis, cervicis, thoracis), spinalis (capitis, cervicis, thoracis)

Anatomy II (12 decks)

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