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Question
The exchange of gases between the external environment and the lungs______.
The exchange of gases between the external environment and the lungs______.
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Solution
The correct option is B External respiration
External respiration refers to breathing and exchange of gases between the external environment and lungs and between alveoli surface and the blood stream. Internal respiration refers to the gaseous exchange between blood and different tissues and cellular respiration process, where oxygen is utilized to generate energy in the form of ATPs.
External respiration refers to breathing and exchange of gases between the external environment and lungs and between alveoli surface and the blood stream. Internal respiration refers to the gaseous exchange between blood and different tissues and cellular respiration process, where oxygen is utilized to generate energy in the form of ATPs.
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