front 1 The two components of the integumentary system are the | back 1 cutaneous membrane and accessory structures. |
front 2 The layer of the epidermis that contains abundant desmosomes is the stratum | back 2 spinosum |
front 3 ________ are cells in the epidermis that are part of the immune system. | back 3 Dendritic cells |
front 4 Water loss from insensible perspiration | back 4 is approximately 0.5 liters a day. |
front 5 An albino individual lacks the ability to produce | back 5 melanin |
front 6 All of the following are true of the pigment melanin, except that it | back 6 decreases in concentration within cells during exposure to the sun. |
front 7 Jaundice is indicated by a(n) ________ skin coloration. | back 7 yellowish |
front 8 Exposure to ultraviolet light (sunlight) causes the skin to darken by increasing the production of | back 8 melanin |
front 9 The ________ in keratinocytes protects the epidermis and dermis from the harmful effects of sunlight. | back 9 melanin |
front 10 Which of the following is not an effect of ultraviolet radiation? | back 10 loss in skin pigmentation as seen in vitiligo |
front 11 Which of the following is formed in the skin when it is exposed to sunlight? | back 11 vitamin D |
front 12 Which of the following statements about rickets is not true? | back 12 It is usually genetic. |
front 13 A surgical incision parallel to the lines of cleavage | back 13 closes and heals with relatively little scarring. |
front 14 From what structure does sensible perspiration occur? | back 14 10 |
front 15 Which layer contains most of the accessory structures? | back 15 3 |
front 16 Accessory structures of the skin include all of the following except
| back 16 epidermis |
front 17 When the arrector pili muscles contract, | back 17 "goose bumps" are formed. |
front 18 Glands that discharge an oily secretion into hair follicles are ________ glands. | back 18 sebaceous |
front 19 Sensible perspiration is produced by ________ glands. | back 19 merocrine sweat |
front 20 Which of the following happens if body temperature rises above normal? | back 20 Blood flow to the skin increases. |
front 21 All of the following are true of perspiration produced by merocrine sweat glands except that it | back 21 produces the body odor characteristic of "sweating." |
front 22 Skin can regenerate effectively even after considerable damage has occurred because | back 22 stem cells persist in the skin even after injury. |
front 23 The following are stages in the regeneration of skin following an injury. What is the correct order for these events?
| back 23 1, 2, 3, 4 |
front 24 Rapid water loss from burned skin is an extreme form of ________ perspiration. | back 24 insensible |
front 25 Melanin is produced by melanocytes within the stratum | back 25 basale |
front 26 A deficiency disease that illustrates the effect of integumentary system function on the structure of the skeletal system is | back 26 rickets |
front 27 Vitamin D3 is important for proper ________ development. | back 27 bone |