Suboccipital Triangle

Question 0

Superomedially

Answer 0

Rectus capitis posterior major

Question 1

What muscles are involved in the triangle?

Answer 1

Rectus capitus posterior minor
Rectus capitus posterior major
Obliquus capitus superior
Obliquus capitus inferior

Question 2

Superolaterally

Answer 2

Obliquus capitis superior

Question 3

Inferolaterally

Answer 3

Obliquus capitis inferior

Question 4

Floor

Answer 4

Posterior atlanto-occipital membrane

Posterior arch of C1

Question 5

Roof

Answer 5

Semispinalis capitis

Question 6

Contents

Answer 6

Vertebral artery
Suboccipital nerve (C1)

Question 7

Origin and Insertion of Obliquus capitis inferior

Answer 7

Spinous process of C2

Transverse process of C1

Question 8

Origin and Insertion of Obliquus capitis superior

Answer 8

Transverse process of C1

Occipital bone between the superior and the inferior nuchal line

Question 9

Origin and Insertion of Rectus capitis posterior major

Answer 9

Spinous process of C2

Lateral part of the inferior nuchal line

Question 10

Origin and Insertion of Rectus capitis posterior minor

Answer 10

Posterior tubercle of C1

Medial third of the inferior nuchal line