A patient is displaying high volumes of urine output and severe dehydration. The most likely cause is _________.
A. hyposecretion of oxytocin
B. hypersecretion of oxytocin
C. hyposecretion of ADH
D. hypersecretion of ADH
Ans: C. hyposecretion of ADH
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If a hole is torn in a cell's plasma membrane, the cell will die because
A) it will not be able to maintain differences between the cytoplasm and extracellular fluid. B) germs are attracted toward cytoplasm leaking from a cell. C) it will not be able to undergo cell division. D) its chromosomes will not be held in place. E) cells can only make more plasma membrane during cell division.
In horses, ________________________________________ is the time in which none of the feet contact the ground
Fill in the blank(s) with correct word
To achieve fluid balance, ion concentration gradients are eliminated by
A) osmosis. B) diffusion. C) active transport. D) pinocytosis. E) facilitated diffusion.
Plasma composes about ________ percent of whole blood, and water composes ________ percent of the plasma volume
A) 55; 92 B) 92; 7 C) 92; 55 D) 45; 55 E) 50; 50