Question

what is mean by internal respiration ?​

Answer 1

• definition :

exchange of gases between cells and tissue fluid is called as internal respiration .

• more information :

oxygen moves from blood into tissue fluid and carbon dioxide moves from tissue fluid into blood during internal respiration .

Answer 2

Answer:

Internal respiration involves gas exchange between the bloodstream and tissues, and cellular respiration. Gas exchange in tissues is a result of tissue surface area, gas partial pressure gradients, and the blood perfusion of those tissues.