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Chapter 7—Skeletal System Study Guide



Matching
 
 
Match the following terms to their definitions:
A
diaphysis
I
osteocytes
B
medullary cavity
J
osteoclasts
C
epiphysis
K
axial skeleton
D
articular cartilage
L
appendicular skeleton
E
epiphyseal plate
M
articulation
F
periosteum
N
joint capsule
G
ossification
O
synovial fluid
H
osteoblasts
P
synovial joint
 

 1. 

bone-forming cells
 

 2. 

space inside the shaft of a long bone
 

 3. 

hyaline cartilage between the diaphysis and epiphysis
 

 4. 

the expanded portion at the end of a long bone
 

 5. 

shaft of a long bone
 

 6. 

process of bone formation
 

 7. 

tough, fibrous connective tissue that covers a long bone
 

 8. 

encloses the components of a joint
 

 9. 

mature bone cells
 

 10. 

includes bones of head, vertebral column, ribs, and sternum
 

 11. 

another name for a joint
 

 12. 

another name for diarthrosis
 

 13. 

includes the free appendages and their attachments to the axial skeleton
 

 14. 

thin layer of hyaline cartilage between the diaphysis and epiphysis
 

 15. 

lubricates joint cavities
 

 16. 

break down and reabsorb bone
 

Short Answer
 

 17. 

How many bones does the adult skeleton consist of?
 

 18. 

Give an example of each of the following classifications of bone: long bones, short bones, flat bones, and irregular bones.
 

 19. 

What two substances are stored in bone?
 

 20. 

List at least three of the five functions of the skeletal system.
 

 21. 

Give an example of each of the following joints: synarthrosis, amphiarthrosis, and diarthrosis.
 

 22. 

When does bone growth cease?
 

Completion
Complete each statement.
 

 23. 

The two types of bone substance are ____________________ bone and ____________________ bone.
 

 

 24. 

A U-shaped bone in the neck and the only bone in the body that does not articulate directly with another bone is the ____________________.
 

 

 25. 

Fluid-filled sacs found in the joints that act as cushions and help to reduce friction are ____________________.
 

 

 26. 

A central canal in an osteon that contains a blood vessel is a(n) ____________________ canal.
 

 

 27. 

The term meaning “blood cell formation” is ____________________.
 

 

 28. 

A microscopic unit of compact bone is called an ____________________.
 

 



 
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