0071509674.pdf

(coco) #1

99.A 40-year-old woman is referred to a dermatologist with more than
100 oval or round red-brown macules on her back. There is a positive
Darier’s sign. The dermatologist takes a skin biopsy, which is stained with
toluidine blue. There are an excessive number of the metachromatically-
stained cells labeled with the arrows and shown in the inset to the lower
left in the photomicrograph below. Which of the following would be the
most likely expected symptom in the patient?


176 Anatomy, Histology, and Cell Biology


a. Inhibition of HCl production by parietal cells
b. Darkening of the skin
c. Osteoporosis
d. Anemia
e. Edema


(With permission of the JayDoc Histo Web:http://www.kumc.edu/instruction/medicine/anatomy/
histoweb/.)

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