Bones and Joints (Ch. 11-14)

Question 1

4 steps of fracture healing

Answer 1

1) formation of a fracture hematoma
2) formation of a soft, cartilaginous procallus
3) formation of a hard bony callus
4) bone remodeling

Question 2

What is a meniscus?

Answer 2

fibrocartilage pad between two bones

Question 3

What is a bursa?

Answer 3

pillow like thing with fluid in it

Question 4

What type of joint has a joint capsule?

Answer 4

Synovial

Question 5

What are…
- lamellae
- canaliculi
-

Question 6

What bone articulates with the wrist bones?

Answer 6

Radius

Question 7

What is the endosteum?

Answer 7

Lining on the inside of the medullary cavity of the bone

Question 8

What is the periosteum?

Answer 8

Dense, white, fibrous membrane covering the surface of a bone

Question 9

What is the glenoid labrum?

Question 10

Characteristics of Synarthritic joints

Answer 10

• Also called fibrous joints

Question 11

Characteristics of Amphiarthritic joints

Answer 11

• Also called cartilaginous joints
• Allow very limited movement
• Shock absorption
• Pubic symphysis and intervertebral disks

Question 12

Characteristics of Diarthritic joints

Answer 12

• Also called synovial joints

Question 13

What are uniaxial joints?

Answer 13

Joints that only permit movement in one plane or axis.
- Hinge joints (only flex/ext)
- Pivot joints (only rot)

Question 14

What are biaxial joints?

Answer 14

Joints that permit movement in two planes or axes.
- Saddle joint (flex/ext, abd/add, opposition of
thumb)
- Condyloid joints (flex/ext, abd/add)

Question 15

What are multiaxial joints?

Answer 15

Joints the permit movement in three of more axes
- Ball and socket (flex/ext, abd/add, rotation,
circumduction)
- Gliding joints (articulating surfaces of vertebra)