Podcast
Questions and Answers
The primary opening, the ______, lead to the nasal cavity, the inner chamber.
The primary opening, the ______, lead to the nasal cavity, the inner chamber.
nostrils
The nasal cavity consists of nasal hairs (vibrissae) and ______, both of which filter the air.
The nasal cavity consists of nasal hairs (vibrissae) and ______, both of which filter the air.
cilia
Breathing refers to the movement of air between the lungs and the ______.
Breathing refers to the movement of air between the lungs and the ______.
environment
The respiratory system can be anatomically divided into the upper and lower respiratory ______.
The respiratory system can be anatomically divided into the upper and lower respiratory ______.
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Pulmonary ventilation, external respiration, gas transport, and internal respiration are functions of the ______ system.
Pulmonary ventilation, external respiration, gas transport, and internal respiration are functions of the ______ system.
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Inhalation decreases the air pressure within the ______.
Inhalation decreases the air pressure within the ______.
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The resulting difference in air pressure between the lungs and the atmosphere causes air to rush ______ the lungs.
The resulting difference in air pressure between the lungs and the atmosphere causes air to rush ______ the lungs.
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Exhalation increases in air pressure in the ______.
Exhalation increases in air pressure in the ______.
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Respiratory muscle contract to increase the ______ of the lungs.
Respiratory muscle contract to increase the ______ of the lungs.
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Respiratory muscle contract to facilitate pulmonary gas ______.
Respiratory muscle contract to facilitate pulmonary gas ______.
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