16. In which stage have cancer cells metastasized? a. Stage I b. Stage II c. Sta

Question

16. In which stage have cancer cells metastasized?

a. Stage I

b. Stage II

c. Stage III

d. Stage IV

17. Which is the deepest layer of the skin:

a. stratum germinativum

b. stratum spinosum

c. stratum granulosum

d. stratum corneum

18. Third degree burns are characterized by all of the following except:

a. possibly no pain

b. charred, blackened skin

c. potentially life-threatening

d. treatment does not involve skin grafting

19. Serous membranes line all except:

a. pleura

b. pericardium

c. peritoneal

d. skin

20. Which of these types of skin cancer is most common?

a. squamous cell carcinoma

b. malignant melanoma

c. basal cell carcinoma

d. adenoma

Explanation / Answer

16. a. Stage I (cancer can metastasize at any point)

17. b. stratum spinosum (this is the layer where keratinization begins)

18. d. treatment does not involve skin grafting (skin grafting is required as third and fourth degree burns can't heal by themselves, as most of the stem cells for skin regeneration are lost)

19. d. Skin (it is the outermost organ, and serous membranes exist within body cavities)

20. c. basal cell carcinoma

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