Homeostasis exists if concentrations of water, nutrients, and oxygen in the body are balanced and heat and pressure ________.
A)decrease steadily
B)remain within certain limited ranges
C)increase when the body is stressed
D)fluctuate greatly between very high and low values

Question

Quizplus · Accepted Answer

Homeostasis involves maintaining a state of balance and stability within the body's internal environment, including the regulation of temperature, pressure, and concentrations of various substances. In order to maintain this balance, these variables must remain within certain limited ranges. If they were to fluctuate greatly or decrease steadily or increase when the body is stressed, it would disrupt homeostasis. Therefore, only option B fits the definition of homeostasis.

Homeostasis Exists If Concentrations of Water, Nutrients, and Oxygen in the Body