The overall purpose of the countercurrent exchange system is to ________

A) supply nutrients and oxygen to the renal cortex
B) remove metabolic wastes from the renal cortex
C) supply salt and urea to the renal medulla
D) supply nutrients and oxygen to the renal medulla
E) remove metabolic wastes from the renal medulla


C

Anatomy & Physiology

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Fill in the blank(s) with correct word

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In hemopoiesis, granulocytes such as neutrophils are formed from the ________ line.

A. lymphoid B. monocyte C. myeloid D. killer cell

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Which of the following is a type of lipid molecule important in the structure and function of cell membranes?

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Reptiles and amphibians should be kept in room temperatures of :

a. 60-70 degrees c. 65-75 degrees b. 75-85 degrees d. 85-90 degrees

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