muscles of the tongue

Question 1

genioglossus origin

Answer 1

genial tubercle on inner side of mandible

Question 2

genioglossus insertion

Answer 2

tongue

Question 3

genioglossus action

Answer 3

protrudes tongue

Question 4

genioglossus innervation

Answer 4

CN12

Question 5

hyoglossus origin

Answer 5

hyoid

Question 6

hyoglossus insertion

Answer 6

lateral side of tongue

Question 7

hyoglossus action

Answer 7

depresses tongue

Question 8

hyoglossus innervation

Answer 8

CN12

Question 9

styloglossus origin

Answer 9

styloid process of temporal bone

Question 10

styloglossus insertion

Answer 10

lateral side of tongue

Question 11

styloglossus action

Answer 11

draws tongue superiorly and posteriorly

Question 12

styloglossus innervation

Answer 12

CN12

Question 13

longitudinal muscle fiber orientation

Answer 13

anterior-posterior

Question 14

longitudinal muscle action

Answer 14

shorten tongue

Question 15

longitudinal muscle innervation

Answer 15

CN12

Question 16

transverse muscle fiber orientation

Answer 16

horizontal

Question 17

transverse muscle action

Answer 17

narrow tongue

Question 18

transverse muscle innervation

Answer 18

CN12

Question 19

vertical muscle fiber orientation

Answer 19

superior-inferior

Question 20

vertical muscle action

Answer 20

flatten and broaden tongue

Question 21

vertical muscle innervation

Answer 21

CN12