One of the reasons for the efficiency of the respiratory system is the thin layer of tissue between the alveoli and the blood capillary. This layer is called the respiratory mucosa.

Question

Quizplus · Accepted Answer

The thin layer of tissue between the alveoli and the blood capillary is called the respiratory membrane, not the respiratory mucosa. The respiratory mucosa lines the respiratory tract and helps to protect and moisturize the airways.

One of the Reasons for the Efficiency of the Respiratory