Muscles of Mastication Flashcards
1
Q
Masseter
A
O: zygomatic arch
I: mandibular angle
A: elevate mandible
2
Q
Temporalis
A
elevates & retracts mandible
3
Q
Buccinator
A
primary muscle of cheek; compress cheek against molars
4
Q
Mylohyoid
A
O: mandible & temporal bone
I: hyoid
A: forms floor of oral cavity; speech and deglutition
5
Q
Digastric
A
O: mandible & temporal bone
I: hyoid
A: mastication & deglutition
6
Q
Sternohyoid
A
O: sternum
I: hyoid
A: depress hyoid & swallowing
7
Q
Sternothyroid
A
O: sternum
I: thyroid cartilage
A: depress hyoid & swallowing
8
Q
Thyrohyoid
A
O: thyroid cartilage
I: hyoid
A: depress hyoid & swallowing
9
Q
Omohyoid
A
O: superior border of scapula
I: hyoid
A: depress and retract hyoid and larynx; tenses carotid sheath
