Question: Which of the following areas lacks blood vessels and nerves?

1. epidermis

2. b. dermis

3. c. subcutaneous tissue

4. d. fatty tissue

5. Answer: a. epidermis

6. Question: What is a raised, thin-walled lesion containing clear fluid called?

7. a. papule

8. b. pustule

9. c. vesicle

10. d. macule

11. Answer: c. vesicle

12. Question: Which of the following is a common effect of a type I hypersensitivity response to ingested substances?

13. a. contact dermatitis

14. b. urticaria

15. c. discoid lupus erythematosus

16. d. psoriasis

17. Answer: b. urticaria

18. Question: What change occurs in the skin with psoriasis?

19. a. recurrent hypersensitivity reactions

20. b. autoimmune response

21. c. increased mitosis and shedding of epithelium

22. d. basal cell degeneration

23. Answer: c. increased mitosis and shedding of epithelium

24. Question: Which of the following best describes the typical lesion of psoriasis?

25. a. purplish papules

26. b. firm raised pruritic nodules

27. c. moist red vesicles

28. d. silvery plaques on an erythematous base

29. Answer: d. silvery plaques on an erythematous base

30. Question: Why do secondary infections frequently develop in pruritic lesions?

31. a. loss of protective sebum

32. b. entry of resident flora while scratching the lesion

33. c. blockage of sebaceous glands

34. d. increased sweat production

35. Answer: b. entry of resident flora while scratching the lesion

36. Question: Which disease is manifested by large vesicles that coalesce and rupture?

37. a. pemphigus

38. b. discoid lupus erythematosus

39. c. lichen planus

40. d. scleroderma

41. Answer: a. pemphigus

42. Question: Which of the following statements apply to impetigo?

43. a. Lesions usually appear on the hands and arms.

44. b. The cause is usually a virus.

45. c. The infection is highly contagious.

46. d. Scar tissue is common following infection.

47. Answer: c. The infection is highly contagious.

48. Question: What is the common signal that a recurrence of herpes simplex infection is developing?

49. a. severe pain around the mouth

50. b. ruptured or crusted vesicles

51. c. fever, headache, and fatigue

52. d. mild tingling along the nerve or on the mouth

53. Answer: d. mild tingling along the nerve or on the mouth

54. Question: Herpes virus is usually spread by all of the following EXCEPT:

55. a. saliva during an exacerbation and for a short time thereafter

56. b. contact with the fluid in the lesion

57. c. contaminated blood

58. d. autoinoculation by fingers

59. Answer: c. contaminated blood