Chapter 07 Skeletal System

Chapter 07: Skeletal System


MULTIPLE CHOICE

1. The red bone marrow is important in the skeletal function of
a. protection
b. support
c. hematopoiesis
d. storage
ANS: C DIF: Memorization REF: p. 124
OBJ: 1 TOP: Functions of the skeletal system

2. Which of the following is not a function of the skeletal system?
a. Movement
b. Calcium storage
c. Blood cell formation
d. All of the above are functions of the skeletal system
ANS: D DIF: Memorization REF: p. 124
OBJ: 1 TOP: Functions of the skeletal system

3. The humerus is an example of
a. a short bone
b. a long bone
c. a flat bone
d. an irregular bone
ANS: B DIF: Memorization REF: p. 124
OBJ: 1 TOP: Types of bones

4. The wrist bone is an example of
a. a short bone
b. a long bone
c. a flat bone
d. an irregular bone
ANS: A DIF: Memorization REF: p. 124
OBJ: 1 TOP: Types of bones

5. The bones of the spine are examples of
a. a short bone
b. a long bone
c. a flat bone
d. an irregular bone
ANS: D DIF: Memorization REF: p. 124
OBJ: 1 TOP: Types of bones

6. The hollow shaft of a long bone is called the
a. diaphysis
b. epiphyses

, c. periosteum
d. endosteum
ANS: A DIF: Memorization REF: p. 124
OBJ: 2 TOP: Structure of long bones

7. The thin, fibrous membrane that lines the medullary cavity is called the
a. diaphysis
b. epiphysis
c. periosteum
d. endosteum

ANS: D DIF: Memorization REF: p. 125
OBJ: 2 TOP: Structure of long bones

8. The strong, fibrous membrane covering the shaft of the long bone is called the
a. diaphysis
b. epiphysis
c. periosteum
d. endosteum
ANS: C DIF: Memorization REF: p. 125
OBJ: 2 TOP: Structure of long bones

9. The ends of long bones are called the
a. diaphysis
b. epiphysis
c. periosteum
d. endosteum
ANS: B DIF: Memorization REF: p. 125
OBJ: 2 TOP: Structure of long bones

10. Trabeculae are
a. needlelike threads of spongy bone
b. the basic structure of cartilage
c. the basic structure of compact bone
d. the basic structure of bone marrow
ANS: A DIF: Memorization REF: p. 125
OBJ: 3 TOP: Microscopic structure of bone and cartilage

11. Another name for the Haversian system is
a. central canal
b. lacunae
c. canaliculi
d. osteon
ANS: D DIF: Memorization REF: p. 125
OBJ: 3 TOP: Microscopic structure of bone and cartilage

12. The bone cells in the Haversian system are found in little spaces called
a. central canal

, b. canaliculi
c. lacunae
d. none of the above

ANS: C DIF: Memorization REF: p. 125
OBJ: 3 TOP: Microscopic structure of bone and cartilage

13. Nutrients pass from the blood vessels to the bone cells by way of the
a. central canal
b. canaliculi
c. lacunae
d. lamella
ANS: B DIF: Memorization REF: p. 125
OBJ: 3 TOP: Microscopic structure of bone and cartilage

14. The bone-forming cells are called
a. osteoclasts
b. osteocytes
c. osteoblasts
d. chondrocytes
ANS: C DIF: Memorization REF: p. 127
OBJ: 4 TOP: Bone formation and growth

15. Cartilage cells are called
a. osteoclasts
b. osteocytes
c. osteoblasts
d. chondrocytes
ANS: D DIF: Memorization REF: p. 125
OBJ: 3 TOP: Microscopic structure of bone and cartilage

16. The bone-resorbing cells are called
a. osteoclasts
b. osteocytes
c. osteoblasts
d. chondrocytes
ANS: A DIF: Memorization REF: p. 127
OBJ: 4 TOP: Bone formation and growth

17. As long as this is present in a bone, bone growth can continue.
a. Diaphysis
b. Epiphyseal plate
c. Epiphysis
d. Osteoclasts
ANS: B DIF: Memorization REF: p. 127
OBJ: 4 TOP: Bone formation and growth

18. Which bone is not part of the axial skeleton?