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15 questions
A cavity within a bone or other tissue, especially one in the bones of the face or skull connecting with the nasal cavities.
Sinus
Nose
Pharynx
Larynx
The process of exchanging oxygen and carbon dioxide in the lungs.
inspiration
expiration
internal respiration
external respiration
NUMBER 6:
Lungs
Trachea
Mouth
Alveoli
Which are the main organs in the respiratory system?
Heart
Stomach
Lungs
Nose
The average amount of air into and out of the lungs with each breath is called
tidal volume
trachea
vital capacity
total lung capacity
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