The body's internal environment is composed of
A) intracellular fluid
B) extracellular fluid
C) air surrounding the body
D) interstitial fluid only

Question

Quizplus · Accepted Answer

The body's internal environment is composed of two major types of fluid: intracellular fluid (fluid within cells) and extracellular fluid (fluid outside cells). This includes interstitial fluid, blood plasma, and lymph. Air surrounding the body is not considered part of the internal environment.

The Body's Internal Environment Is Composed of