Muscles of the Tongue and Mouth Flashcards
1
Q
What are the intrinsic muscles of the tongue?
A
Longitudinal, transverse, and vertical
2
Q
What is the origin of the m. genioglossus?
A
Rostral mandible
3
Q
What is the insertion of the m. genioglossus?
A
Base of the tongue (caudal portion)
4
Q
What is the function of the m. genioglossus?
A
Protrudes tongue (sticks tongue out)
5
Q
What is the origin of the m. hyoglossus?
A
Hyoid apparatus
6
Q
What is the insertion of the m. hyoglossus?
A
Base of tongue
7
Q
What is the function of the m. hyoglossus?
A
Pulls tongue in
8
Q
What is the origin/insertion of the m. mylohyoidus?
A
Transverse between the rami of the mandible
9
Q
What is the function of the m. mylohyoidus?
A
Floor of the oral cavity; elevates floor of mouth and tongue
