Question

define for external respiration and internal respiration​

Answer 1

Explanation:

External respiration

External respiration occurs in the lungs where oxygen diffuses into the blood and carbon dioxide diffuses into the alveolar air. Internal respiration occurs in the metabolizing tissues, where oxygen diffuses out of the blood and carbon dioxide diffuses out of the cells.

Internal respiration

Internal respiration is the process of diffusing oxygen from the blood, into the interstitial fluid and into the cells. ... External respiration refers to the process of exchanging oxygen and carbon dioxide in the lungs, gills, or other tissues exposed to the external environmen

Answer 2

Answer:

Explanation:

External respiration

External respiration occurs in the lungs where oxygen diffuses into the blood and carbon dioxide diffuses into the alveolar air. Internal respiration occurs in the metabolizing tissues, where oxygen diffuses out of the blood and carbon dioxide diffuses out of the cells.

Internal respiration

Internal respiration is the process of diffusing oxygen from the blood, into the interstitial fluid and into the cells. ... External respiration refers to the process of exchanging oxygen and carbon dioxide in the lungs, gills, or other tissues exposed to the external environment