One of the clinical manifestations of chronic renal failure is uremic frost. Which best describes this term?
a. Deposits of urea crystals in urine
b. Deposits of urea crystals on skin
c. Overexcretion of blood urea nitrogen
d. Inability of body to tolerate cold temperatures
ANS: B
Uremic frost is the deposition of urea crystals on the skin. The urea crystals are present on the skin, not in the urine. The kidneys are unable to excrete blood urea nitrogen, leading to elevated levels. There is no relation between cold temperatures and uremic frost.
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