Multiple Choice 34. The maintenance of constant body temperature would be diffic

Question

Multiple Choice

34. The maintenance of constant body temperature would be difficult without the actions of the
A. apocrine glands
B. meibomian glands
C. sebaceous glands
D. eccrine glands

35. Which of the following is NOT a function of skin?
A. breathing
B. excretion
C. sensation
D. regulation of body temperature

36. The action of blood vessels near the skin constricting to preserve heat is performed by
A. apocrine glands
B. precapillary sphincters
C. arrector pili
D. fascia

37. Which of these is NOT a method or characteristic by which our skin protects us from infection?
A. Tight, interlocking cell patterns
B. Antibodies on the outermost layer of the epidermis
C. Mechanical removal of dead skin cells that may harbor pathogens
D. Sweat glands to wash off pathogens

38. Ms J spent a month in Florida, and returned to Ohio with a light tan. The tan reflects an increase in
A. melanin
B. carotene
C. hemoglobin
D. bile

39. The layer of skin immediately inferior to the dermis is
A. adipose tissue
B. epithelial matrix
C. papillary tissue
D. collagen

40. Dendritic cells in the epidermis
A. contain granules of keratin
B. account for the pigmentation of the skin
C. seek and destroy bacteria
D. divide frequently to produce stem cells

41. Which of the following conditions can be determined by observing a person’s skin color?
A. Glucose blood level
B. Influenza infection
C. Bone density
D. Concentration of hemoglobin in the blood

42. Most of the cells in the dermis are
A. chondrocytes
B. squamous epithelium
C. dendritic cells
D. fibroblasts

43. New cells grow from the deepest layer of the epidermis, the
A. adipose tissue
B. stratum basale
C. stratum corneum
D. dermis

44. The keratin-filled uppermost layer of the epidermis is called the
A. corium
B. stratum corneum
C. stratum germinativum
D. subcutaneous layer

45. The hard keratin that makes up fingernails is synthesized by cells in the
A. stratum corneum
B. stratum germinativum
C. hair follicle
D. sebaceous glands

46. Hair and nails are made up of a protein called
A. collagen
B. melanin
C. keratin
D. carotene

47. The glands that become blocked, resulting in blackheads, are called
A. eccrine glands
B. sebaceous glands
C. ceruminous glands
D. apocrine glands

48. Mucus membranes:
A. underlie the nail bed
B. are highly basic
C. contain cilia
D. are composed of transitional epithelium

Explanation / Answer

34. D. 35. A. 36. B. 37. B. 38. A. 39. A. 40. C 41. B. 42. D. 43. B. 44. B. 45. B. 46. C. 47. D. 48. D.

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