Sub-Occipital Flashcards

1
Q

Rectus Capitis Posterior Minor

A

Origin… Posterior tubercle of atlas

Insertion… Median inferior nuchal line

Innervation… Suboccipital nerve

Blood Supply… Vertebral artery

Action… Extends head

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2
Q

Rectus Capitis Posterior Major

A

Origin… Spinous process of axis

Insertion… Inferior nuchal line

Innervation… Suboccipital nerve

Blood Supply… Vertebral artery

Action… Extends head and rotates head to same side

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3
Q

Obliquus Capitis Inferior

A

Origin… Spinous process of axis

Insertion… Transverse process of atlas

Innervation… Suboccipital nerve

Blood Supply… Vertebral artery

Action… Rotates atlas to turn face to same side

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4
Q

Obliquus Capitis Superior

A

Origin… Transverse process of atlas

Insertion… Occipital bone

Innervation… Suboccipital nerve

Blood Supply… Vertebral artery

Action… Extends and bends head laterally

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