Which of the following situations best represents a homeostatic mechanism?
A)A person who becomes very nervous begins to sweat profusely.
B)After going outside on a hot day,the core body temperature increases.
C)Increasing the size of fast-food restaurant portions causes body weight to increase.
D)After eating a large batch of salty popcorn,levels of salt in the urine increase.
E)As age increases,the amount of calcium in bones tends to decrease.

Question

Quizplus · Accepted Answer

Homeostatic mechanisms are processes that maintain the internal stability of an organism. In option D, the increase in salt levels in the urine after consuming salty food is an example of the body regulating its internal environment (in this case, salt concentration) to maintain homeostasis.

Which of the Following Situations Best Represents a Homeostatic Mechanism