Lesson 21.2: Vocabulary I Name Class Date
Match the vocabulary word with the proper definition.
Definitions
1. process in which mineral deposits replace cartilage and change it into bone
2. type of bone cell that regulates mineral homeostasis by directing the uptake of
minerals from the blood and the release of minerals back into the blood as needed
3. band of fibrous connective tissue that holds bones together
4. soft connective tissue in spongy bone that produces blood cells
5. dense outer layer of bone that is very hard and strong
6. type of bone cell that dissolves minerals in bone and releases them back into
the blood
7. place where two or more bones of the skeleton meet
8. rigid framework of bone that consists of tough protein fibers and mineral
crystals
9. light, porous inner layer of bone that contains bone marrow
10. human body system that consists of all the bones of the body as well as
cartilage and ligaments
11. type of bone cell that makes new bone cells and secretes collagen
12. tough, fibrous membrane that covers the outer surface of bone
Terms
a. bone marrow
b. bone matrix
c. compact bone
d. joint
e. ligament
f. ossification
g. osteoblast
h. osteoclast
i. osteocyte
j. periosteum
k. skeletal system
l. spongy bone