Lecture 3: Bones, Bone Development, and Joints

Question 1

What are the different classifications of bones?

Answer 1

• long bone
• short bone
• flat bones
• irregular
• sesamoid

Question 2

What are amphiarthrotic joints?

Answer 2

-cartilaginous joints

Symphysis:

• made of fibrocartilage
• pubic symphysis; intervertebral discs

Synchondrosis

• made of hyaline cartilage
• epiphyseal plate

Question 3

What are synarthrotic joints?

Answer 3

-collagenous fibers or elastic fibers

Suture:
-between the bones of the calvaria

Gomphosis:
-teeth in alveoli

Syndesmosis:
-interosseous membrane

Question 4

What are diarthortic joints?

Answer 4

-synovial joints

Uniaxial

• hinge
• pivot

Biaxial

• condyloid
• saddle

Triaxial
-ball-and-socket

Nonaxial
-plane