synovial joints

Question 1

what are examples of hinge joints?

Answer 1

elbow, knee, ankle

Question 2

what are examples of ball and socket joints?

Answer 2

shoulder, hip

Question 3

what are examples of condyloid joints?

Answer 3

wrist

Question 4

what are examples of pivot joints?

Answer 4

atlas, axis, radioulnar

Question 5

what are examples of gliding joints?

Answer 5

vertebrae

Question 6

define: synovial joint

Answer 6

a freely moving joint

Question 7

what are the 8 common features of a synovial joint?

Answer 7

• parts of fat
• meniscus
• synovial fluid
• joint capsule
• synovial membrane
• articular cartelage
• ligament
• bursa

Question 8

whats the role of: bursa

(common features of synovial joints)

Answer 8

sacs of synovial fluid which prevents friction

Question 9

whats the role of: parts of fat

(common features of synovial joints)

Answer 9

to absorb shock

Question 10

whats the role of: meniscus

(common features of synovial joints)

Answer 10

wedge of fibrocartilage that helps bones fit together

Question 11

whats the role of: synovial fluid

(common features of synovial joints)

Answer 11

prevents friction

Question 12

whats the role of: joint capsule

(common features of synovial joints)

Answer 12

strengthens joint

Question 13

whats the role of: synovial membrane

(common features of synovial joints)

Answer 13

produces synovial fluid and lines the joint capsule

Question 14

whats the role of: articular cartilage

(common features of synovial joints)

Answer 14

absorbs shock

Question 15

whats the role of: ligament

(common features of synovial joints)

Answer 15

connects bone to bone

Question 16

what is McCutchen’s weeping lubrication theory?

Answer 16

articular cartilage acts as a sponge and absorbs synovial fluid when the joint is still.

when the joint moves, the fluid is squeezed out into the joint to provide lubrication