Week 2 Muscles Breakdown Flashcards
1
Q
Origin of Masseter
A
Zygomatic arch of temporal bone
2
Q
Insertion of Masseter
A
Angle, ramus, and coronoid process of the mandible
3
Q
Action of Masseter
A
Elevates/protracts the mandible at the temporomandibular joint
4
Q
Origin of Temporalis
A
Temporal fossa
5
Q
Insertion of Temporalis
A
Coronoid process and ramus of the mandible
6
Q
Action of Temporalis
A
Elevates/retracts the mandible at the temporomandibular joint
7
Q
Origin of Frontalis
A
Galea aponeurotica
8
Q
Insertion of Frontalis
A
Fascia and skin overlaying the frontal bone A
9
Q
Action of Frontalis
A
Draws the scalp posteriorly/anteriorly
10
Q
Origin of Occipitalis
A
Superficial nuchal line of the occiput and mastoid area of the temporal bone
11
Q
Insertion of Occipitalis
A
Galea aponeurotica
12
Q
Action of Occipitalis
A
Draws the scalp posteriorly
