Misc Muscles/ Submandibular region

Question 1

What muscle allows some people to move their scalp backwards

Answer 1

occipitalis

Question 2

What muscles allow some people to wiggle their ears

Answer 2

auricular muscles

Question 3

A: tense neck

Answer 3

platysma

Question 4

The floor of the mouth is formed mainly by a U-shaped muscular diaphragm consisting of the 2 _______ muscles connected in the midline by a median raphe

Answer 4

mylohyoid

Question 5

the floor of the mouth is reinforced by

Answer 5

2 geniohyoid muscles

Question 6

A muscular sling that forms most of the floor of the mouth

Answer 6

mylohyoid

Question 7

CN: mylohyoid

Answer 7

mandibular branch of the trigeminal nerve (V3)

Question 8

A: when this muscle tenses, it lifts the tongue up

Answer 8

mylohyoid

Question 9

A: raises the hyoid bone and depresses the mandible

Answer 9

anterior belly of digastric muscle

Question 10

CN: anterior belly of digastric muscle

Answer 10

mandibular branch of the trigeminal nerve (V3)

Question 11

A: elevates the hyoid bone and the tongue

Answer 11

Geniohyoid bone

Question 12

CN: geniohyoid muscle

Answer 12

innervated by C1 of the cervical plexus

Question 13

CN: stylohyoid bone

Answer 13

Facial nerve (CN VII)

Question 14

A: elevates the hyoid during swallowing

Answer 14

Stylohyoid muscle

Question 15

This muscle does NOT contribute to the floor of the mouth

Answer 15

posterior belly of the digastric

Question 16

A: elevates hyoid and depresses the mandible

Answer 16

posterior belly of the digastric

Question 17

CN: posterior belly of the digastric

Answer 17

facial nerve (CN VII)