The process by which dissolved gases are exchanged between the blood and interstitial fluids is Group of answer choices external respiration. internal respiration. cellular respiration. pulmonary ventilation.

Internal respiration.

Explanation:

1. Respiration: i) internal and ii) external respiration - the exchange of gases (oxygen and carbon dioxide) between the cells of the body and the blood by way of the fluid bathing the cells is called internal respiration.

2. Internal respiration occurs in the metabolizing cells / tissues, where O₂diffuses out of the blood and CO₂ diffuses out of the cells.

3. It involves gas exchange between the bloodstream and tissues, and cellular respiration.