Biology 2005 JAMB Past Questions - Question 31: Which of the following is a homeostatic response in humans?

Correct Answer

D

Explanation

Homeostatic is a control mechanism used to detect and adjust to changes in the internal environment of warm blooded animal such as mammal: Mammals regulatetheir internal environment by constantly adjusting to any changes in the physicalchemical conditions of it's body fluids such astemperature, pH, osmosis pressure and concentration dissolved substances like carbon oxide, oxygen, urea, glucose, amino acids and ions. Shivering is the involuntary rhytir contractions of the skeletal muscle produce a lot of body heat to raise body temperature to normal. Yawning is an expression of tiredness boredom during which mouth is open widely.