Velum Muscles

Question 1

Palatal Levator Origin

Answer 1

Petrous portion of the temporal bone and cartilaginous portion of auditory tube

Question 2

Palatal Levator Insertion

Answer 2

side of the velum at about a 45° angle and spreads out to form the middle bulk of the velum

Question 3

Palatal Levator Use

Answer 3

Draws the velum upward and backward

Question 4

Uvulus Origin

Answer 4

Side of the posterior nasal spine and behind the hard palate and extends through much of the length of the soft palate

Question 5

Uvulus Insertion

Answer 5

Mucous membrane of the uvula

Question 6

Uvulus Use

Answer 6

Can shorten, lift, and increase the bulk of the velum

Question 7

Glossopalatine Origin

Answer 7

Side of the tongue and runs through the anterior faucial pillar

Question 8

Glossopalatine Insertion

Answer 8

Lower surface of the palatal aponeurosis

Question 9

Glossopalatine Use

Answer 9

Pulls downward and forward on the velum (with tongue fixed)

Question 10

Pharyngopalatine Origin

Answer 10

Lower lateral wall of the pharynx and the thyroid cartilage and runs through the posterior faucial pillar

Question 11

Pharyngopalatine Insertion

Answer 11

Soft palate and superior constrictor muscle

Question 12

Pharyngopalatine Use

Answer 12

Pulls downward and backward on the velum (with the pharynx fixed)

Question 13

Palatal Tensor Origin

Answer 13

Sphenoid bone and auditory tube

Question 14

Palatal Tensor Insertion

Answer 14

Sphenoid bone

Question 15

Palatal Tensor Use

Answer 15

Dilates the auditory (eustachian) tube but does not appear to influence the velum