Chapter 6
Practice Quiz
1. T F The adult has more bones than an infant.
2. T F The metaphysis is supplied with blood though the metaphyseal artery.
3. T F Lamellae are layers of compact bone.
4. T F Osteocytes are immature bone cells.
5. T F An increase in the length of bone is due to interstitial growth.
6. T F Secondary ossification begins when blood is taken to the diaphysis.
7. T F PEMF stands for pulsation electromagnetic fields.
8. T F IGF's act to increase amino acid uptake, protein synthesis, lipolysis, and glycolysis.
9. All of the following
are functions of bone except:
A. support
B. protection
C. program T cells
D. fat storage
E. mineral storage
10. The articular cartilage
is composed of:
A. dense regular connective tissue
B. dense irregular connective tissue
C. elastic cartilage
D. hyaline cartilage
E. fibrocartilage
11. All of the following
are found in hydroxyapatites except:
A. calcium
B. phosphate
C. potassium
D. magnesium
E. sulfur
12. The zone responsible
for matrix laid down between chondrocytes columns is the zone of :
A. reserve cartilage
B. hypertrophy
C. calcification
D. bone deposistion
E. none of the above
13. The bone cell that is
derived from the fusion of 50 monocytes is the:
A. osteogenic
B. osteoblasts
C. osteocytes
D. osteoclasts
E. none of the above
14. The area between the
primary and secondary ossificaiton center prior to closure is the:
A. epiphyseal plate
B. epiphyseal line
C. metaphyseal plate
D. metaphyseal line
E. none of the above
15. The fracture of the
distal tibia and fibula is a ______________fracture.
A. partial
B. comminuted
C. greenstick
D. Pott's
E. Colle's
16. Insulin growth factors
are secreted by all of the following except:
A. liver
B. bones
C. muscles
D. cartilage
E. pancreas