When hypovolemia is experimentally induced in research animals, they usually show
A) avoidance of sodium.
B) a specific hunger for sodium.
C) lack of thirst.
D) a specific hunger for glucose.

Question

Quizplus · Accepted Answer

When hypovolemia occurs, the body experiences a decrease in blood volume, and this triggers a specific hunger for sodium to restore fluid balance. This sodium hunger is believed to be caused by the activation of specialized sodium sensors in the brain that stimulate the desire to consume sodium-rich foods or fluids. Therefore, the best choice is B, a specific hunger for sodium.

When Hypovolemia Is Experimentally Induced in Research Animals, They Usually