Muscles Of The Back Of The Neck

Question 1

How’s the first layer different from other layers of the muscles of the back of the neck?

Answer 1

It’s supplied by the ventral rami not the dorsal rami of the cervical nerves.

Question 2

What are the muscles of the neck that arise from the midline?

Answer 2

Splenius capitis and splenius cervicis

Question 3

What’s the insertion of the semispinalis capitis?

Answer 3

Medial area between the superior and inferior nuchal lines.

Question 4

What’s the muscle that is inserted on the back of the mastoid process deep to the splenius capitis?

Answer 4

Longissmus capitis

Question 5

What are the suboccipital muscles and why are they called so?

Answer 5

Rectus capitis posterior major and minor, and obliquus capitis inferior and superior.
They are called so because they form the boundaries of the suboccipital triangle.

Question 6

What’s the nerve supply of the suboccipital triangle?

Answer 6

Dorsal ramus of C1

Question 7

Which muscle inserts on the medial part of the inferior nuchal line and which inserts on its lateral part?

Answer 7

On the medial part rectus capitis posterior minor and on the lateral part RCP major

Question 8

Which muscle inserts on the medial area between the inferior and superior nuchal lines and which inserts on the lateral area?

Answer 8

On the medial area, semispinalis capitis and on the lateral area, obliquus capitis superior