Muscles of the face and mastication Flashcards
1
Q
What muscles are involved with closing the jaw?
A
Temporalis, Pteryogid and Masseter
2
Q
What muscles are involved with opening the jaw?
A
Digastricus
3
Q
What nerve supplies the muscles of mastication?
A
Trigeminal Nerve
4
Q
Where is the origin and insertion of the temporlis?
A
Temporal bone to the coronoid process of the mandible
5
Q
Where is the origin and insertion of the digastricus?
A
Occipital region to the ventral body of the mandible
6
Q
Where is the origin and insertion of the pterygoid?
A
The pteryopalatine fossa to the ramus and angular process of the mandible
7
Q
Where is the origin and insertion of the masseter?
A
Zygomatic arch to the massenteric fossa
8
Q
What nerve supplies the mimetic muscles?
A
Facial Nerve / Cranial Nerve VII
9
Q
List the mimetic muscles
A
Orbicularis Oculi Orbicularis Oris Levator Nasolabialis Caninus Zygomaticus Platysma Frontalis Lateral eye retractor Medial eye levator External ear Parotidoauricularis
