TMJ Flashcards
1
Q
Synarthrosis
A
Immovable/slightly movable
Ex: suture - bones of skull
2
Q
Gomphosis
A
Roots of Teeth into alveolar process
-synarthrosis
3
Q
Amphiarthrosis
A
Slightly movable
ex: discs btwn vertebral bodies; pubis symph
4
Q
Diarthrosis
A
freely movable
ex: synovial joints
5
Q
Synovial Joints
A
CAT SEG “CAT on a SEGway”
- Condyloid
- Arthroidal
- Trochoid
- Sellar/Saddle
- Enarthroidal
- Ginglymus
6
Q
Arthroidal
A
Plane/Gliding Joint
7
Q
Ginglymus
A
Hinge: 1 plane
8
Q
Trochoid
A
Pivot: Rotation around axis
9
Q
Condyloid
A
Motion in 2 planes
10
Q
Enarthroidal
A
Ball & Socket: motion in all planes plus rotation
11
Q
Sellar
A
Saddle/Ellipsoid: motion in 2 planes (some axial rotation)
12
Q
TMJ Classification
A
Bilateral synovial joint w/ articulating disc
-ginglymoarthroidal (hinge and gliding movements)
