Deep Muscles of Neck (Pre-vertebral Muscles)

Question 0

Insertion of Anterior Scalene?

Answer 0

1st rib

Question 1

Origin of Anterior Scalene?

Answer 1

Anterior tubercles of transverse processes of C3- C6 vertebrae

Question 2

Innervation of Anterior Scalene?

Answer 2

Cervical spinal nerves C4- C6

Question 3

Actions of Anterior scalene?

Answer 3

Flexes neck laterally; elevates 1st rib during forced inspiration

Question 4

Origin of Middle Scalene?

Answer 4

Posterior tubercles of transverse processes of C4-C7 vertebrae

Question 5

Insertion of Middle Scalene?

Answer 5

Superior surface of 1st rib; posterior to groove for subclavian artery

Question 6

Innervation of Middle Scalene?

Answer 6

Anterior rami of cervical spinal nerves

Question 7

Actions of the middle scalene?

Answer 7

Flexes neck laterally; elevates 1st rib during forced inspiration.

Question 8

Origin of Posterior Scalene?

Answer 8

Posterior tubercles of transverse processes of C4- C6 vertebrae

Question 9

Insertion of Posterior scalene?

Answer 9

External border of 2nd rib

Question 10

Innervation of posterior scalene?

Answer 10

Anterior rami of cervical spinal nerves C7 and C8

Question 11

Actions of Posterior Scalene

Answer 11

Flexes neck laterally; elevates 2nd rib during forced inspiration