Types of synovial joints

Question 1

3 main types

Answer 1

• Fibrous (skull)
• Cartilaginous (vertebrae)
• synovial (shoulder)

Question 2

ball-and-socket

Answer 2

“ball” of one bone fits into “socket” of another bone
movement in 3 axes
ex. the humerus resets into the glenoid cavity

Question 3

gliding

Answer 3

connects flat or slightly curved bone surfaces that glide against one another
ex. between tarsals
ex. amoung carpals

Question 4

hinge

Answer 4

convex portion connects with concave portion of another
movement in 1 plane
ex. between ulna and humerus (elbow)

Question 5

saddle

Answer 5

found at the thumb (carpo-metacarpal articulation of thumb)
movement in 2 planes

Question 6

elipsoid

Answer 6

second metacarpal and first phalanx of second finger
movement in 2 planes

Question 7

pivot

Answer 7

rounded point of a bone fits into a groove of another
one plane
ex. neck (first two vertebrae)