Peripheral motor innervation - the unknown ones

Question 1

Peripheral nerve motor innervation of the head - muscles of the tongue

Answer 1

CN XII

Question 2

Peripheral nerve motor innervation of the head - muscles of the soft palate

Answer 2

CN X / pharyngeal plexus

Question 3

Peripheral nerve motor innervation of the neck - neck postural muscles

Answer 3

Posterior rami of cervical spinal nerves

Question 4

Peripheral nerve motor innervation of the neck - strap muscles

Answer 4

Cervical plexus

Question 5

Peripheral nerve motor innervation of the neck - diaphragm

Answer 5

Phrenic nerve C3, 4, 5 - from the cervical plexus

Question 6

Peripheral nerve motor innervation of the neck - sternocleidomastoid

Answer 6

CN XI

Question 7

Peripheral nerve motor innervation of the neck - trapezius

Answer 7

CN XI

Question 8

Peripheral nerve motor innervation of the neck - muscles of the pharynx

Answer 8

CN X mainly

Question 9

Peripheral nerve motor innervation of the neck - intrinsic muscles of the larynx

Answer 9

CN X mainly

Question 10

Peripheral nerve motor innervation of the trunk - intercostal muscles and anterolateral abdominal wall muscles

Answer 10

• Intercostal muscles - intercostal nerves
• Anterolateral abdominal wall muscles - thoracoabdominal nerves