Suboccipital Muscles

Question 1

what does the suboccipital nerve innervate?

Answer 1

• rectus capitis posterior major
  -rectus capitis posterior minor
• obliquus capitis superior
• obliquus capitis inferior

Question 2

what are the attachments of the rectus capitis posterior major

Answer 2

medial: SP of C2 (axis)

lateral: lateral inferior nuchal line of occipital bone

Question 3

what is the torque of the rectus capitis posterior major

Answer 3

extends head and rotates face to the same side

Question 4

what are the attachments of the rectus capitis posterior minor

Answer 4

medial: posterior tubercle of C1 (atlas)

lateral: medial inferior nuchal line of occipital bone

Question 5

what is the torque of the rectus capitis posterior minor

Answer 5

extends head

Question 6

what are the attachments of the obliquus capitis superior

Answer 6

medial: TP of C1 (atlas)

lateral: between lateral aspect of superior and inferior nuchal lines of occipital bone

Question 7

what is the torque of the obliquus capitis superior

Answer 7

extends head
rotation
lateral flexion

Question 8

what are the attachments of the obliquus capitis inferior

Answer 8

medial: SP of C2 (axis)

lateral: TP of C1 (atlas)

Question 9

what is the torque of the obliquus capitis inferior

Answer 9

rotates face to same side