lecture 21 Muscles of mastication 1 Flashcards
1
Q
what is the zygomatic arch made from
A
the temporal process of the zygomatic bone and the zygomatic process of the temporal bone
2
Q
what is the temporomandibular joint
A
articulation between the mandibular fossa (temporal bone) and the head of condyloid process of mandible
3
Q
what movements does the temporomandibular joint allow
A
- elevation
- depression
- protrusion
- retrusion
- lateral grinding movements
4
Q
how would you consider the infratemporal fossa in relation to the zygomatic arch
A
medial/deep and inferior
5
Q
anterior wall of the infratemporal fossa
A
maxilla (posterior aspect)
6
Q
posterior wall of infratemporal fossa
A
temporal bone
7
Q
lateral wall of infratemporal fossa
A
ramus of mandible
8
Q
medial wall of infratemporal fossa
A
lateral pterygoid plate
9
Q
roof of infratemporal fossa
A
portion of greater wing and also the squamus portion of the temporal bone
