During respiration, the exchange of gases takes place in :
(a) bronchi
(b) alveoli
(c) bronchioles
(d) trachea

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Solution

option b

The exchange of gases, oxygen for carbon dioxide, takes place between the alveoli and the pulmonary capillaries. This is known as the pulmonary exchange, and is part of the overall process of respiration, or breathing as we usually call it.

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During respiration, the exchange of gases takes place in : (a) bronchi (b) alveoli (c) bronchioles (d) trachea

option b The exchange of gases, oxygen for carbon dioxide, takes place between the alveoli and the pulmonary capillaries. This is known as the pulmonary exchange, and is part of the overall process of respiration, or breathing as we usually call it.

During respiration, the exchange of gases takes place in :
(a) bronchi
(b) alveoli
(c) bronchioles
(d) trachea

option b

The exchange of gases, oxygen for carbon dioxide, takes place between the alveoli and the pulmonary capillaries. This is known as the pulmonary exchange, and is part of the overall process of respiration, or breathing as we usually call it.