what are the characteristics of respiratory system
Answers
Answered by
1
1 Inhalation and Exhalation Are Pulmonary Ventilation—That's Breathing. ...
2 External Respiration Exchanges Gases Between the Lungs and the Bloodstream. ...
3 Internal Respiration Exchanges Gases Between the Bloodstream and Body Tissues.
Answered by
2
Answer:
here is your answer
Explanation:
A respiratory surface is covered with thin, moist epithelial cells that allow oxygen and carbon dioxide to exchange. Those gases can only cross cell membranes when they are dissolved in water or an aqueous solution, thus respiratory surfaces must be moist.
plz mark me as a brainlist plz
Similar questions