synovial joints Flashcards
1
Q
what is a synovial joint
A
having free movement in at least one direction (have cartilage, ligaments and lubricating fluid.)
2
Q
name the 5 synovial joints
A
hinge, ball and socket, pivot, gliding and saddle
3
Q
hinge joint
A
movement only in one plane
joint movement : flexion and extension eg: elbow and knee
4
Q
ball and socket joint
A
allow to move backward, forward, sideways, and rotat
joint movement : flextion, extension, adduction, abduction, rotation, circumduction.
eg: hip and sholder
5
Q
pivot joint
A
rotation only
eg radius, ulna, neck
6
Q
gliding
A
some rotation but limited by surrounding structure
eg:vertebrae
no roation around any axis
7
Q
saddle
A
lots of movemetn forward, backwards, left and right
eg: thumb
