joints

Question 1

ligaments

Answer 1

connect bone to bone

stop bones moving out of normal position

Question 2

synovial fluid

Answer 2

keeps joint lubricated

prevents friction

Question 3

joint capsule

Answer 3

tough and fibrous

lined with synovial membrane

Question 4

cartilage

Answer 4

acts as shock absorber and buffer between bones

Question 5

bursae

Answer 5

small bags of synovial fluid
reduce friction at a joint
cushion between bone and test of joint

Question 6

hinge joints

Answer 6

limited ROM
flexion and extension
knee and elbow

Question 7

ball and socket joints

Answer 7

freely moveable in all directions

extension, flexion , circumduction, rotation, abduction, adduction

Question 8

flexion

Answer 8

angle of joint decreases

Question 9

extension

Answer 9

angle at joint increases

Question 10

abduction

Answer 10

movemnt away from midline of body

Question 11

adduction

Answer 11

movemnt towards midline of body

Question 12

rotation

Answer 12

limb moves in a circular movement around a fixed joint towards or away midline o body

Question 13

circumduction

Answer 13

movement around a joint full 360