chap 39 Muskuloskeletal

chap 39 Muskuloskeletal - Name: _ Class: _ Date: _ ID: A...

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Name: ________________________ Class: ___________________ Date: __________ ID: A 1 chap 39 Muskuloskeletal Multiple Choice Identify the choice that best completes the statement or answers the question. ____ 1. Which of the following is not a specialized function of epithelial coverings? a. the exchange of gases b. the secretion of lubricants c. the release of odorous secretions d. the facilitation of flexibility for movement e. the excretion of wastes ____ 2. The venom released by snakes when they bite is produced by: a. epithelial cells. b. goblet cells. c. endothelial cells. d. sweat glands. e. oil glands. ____ 3. Toads of the genus Bufo can secrete enough poison to kill a 100 pound dog. What is the source of this poison? a. epithelial cells b. goblet cells c. endothelial cells d. sweat glands e. oil glands ____ 4. The spinning glands of insects that make threads and silk develop from: a. epithelial cells. b. goblet cells. c. osteoblasts. d. osteoclasts. e. sebum. ____ 5. Which of the following is not a modification of epithelial cells? a. scales b. mucus-secreting cells c. sensory cells d. an exoskeleton e. poison-secreting cells ____ 6. You would not expect Sebum to be involved in: a. keeping hair moist. b. contributing to the color of the skin. c. making the skin supple. d. inhibiting bacterial growth. e. preventing desiccation of the skin.
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Name: ________________________ ID: A 2 ____ 7. Which of the following statements about keratin is false ? a. It is a protein molecule. b. It is manufactured by epidermal cells. c. It gives strength to the skin. d. It acts as an evaporative barrier to prevent excess water loss. e. It facilitates diffusion across the body surface. ____ 8. Hair follicles and blood vessels are found in which layer of the skin? a. epidermis b. dermis c. subcutaneous tissue d. stratum basale e. stratum corneum Figure 39-1 Use the figure to answer the corresponding question(s). ____ 9. Refer to Figure 39-1. Which labeled portions of the skin would be affected by UV light? a. 1 and 5 b. 1 and 15 c. 5 and 15 d. 5 and 14 e. 1, 14, 15 ____ 10. Refer to Figure 39-1. Which of the following structures is the source of sebum, a substance that inhibits bacterial growth on the surface of the skin? a. 5 b. 7 c. 10 d. 11 e. None of these.
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Name: ________________________ ID: A 3 ____ 11. Refer to Figure 39-1. Which of the following regions of the skin contributes to insulation of the body? a. 1 b. 10 c. 11 d. 14 e. 15 ____ 12. Refer to Figure 39-1. Which of the following structures contributes to regulation of body temperature? a. 3 b. 5 c. 7 d. 10 e. 11 ____ 13. Refer to Figure 39-1. Which of the following structures contributes to protecting the skin from the effects of UV irradiation? a.
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This note was uploaded on 10/27/2011 for the course BIO 101 taught by Professor Martin during the Spring '08 term at Rutgers.

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chap 39 Muskuloskeletal - Name: _ Class: _ Date: _ ID: A...

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