The Skull and TMJ Flashcards
1
Q
How many people will experience TMJ?
A
20%
2
Q
TMJ stands for?
A
tempomandibular joint
3
Q
4 main muscles of TMJ
A
Temporalis
Masseter
Medial pterygoid
Lateral pterygoid
4
Q
Masseter
A
O: Zygomatic arch
I: ramus of the mandible
Nerve: CN V – trigeminal
A: elevation and protrusion
5
Q
Temporalis
A
O: temporal fossa
I: corocoid process
Nerve: CN V
A: elevation of mandible
6
Q
Pterygoids
A
O: Sphenoid bone
I: mandible
Nerve: trigeminal
A:(CN V) protrude the jaw
7
Q
Bones of Skull
A
Temporal Parietal Frontal Occipital Zygomatic/arch Maxilla Mandible Nasal
8
Q
Occipital-frontalis
A
forehead, raises eyebrows
9
Q
Corrugator
A
between eyebrows, allows you to frown
10
Q
Orbicularis oculi
A
closes eyelids
11
Q
Risorius
A
used to smile
12
Q
Buccinator
A
compresses cheeks, used to blow
13
Q
Zygomaticus
A
smile and laugh
14
Q
Orbicularis oris
A
pout and kiss
15
Q
Mentalis
A
doubt to facial expression
