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Questions and Answers
Where does the exchange of oxygen for carbon dioxide waste take place in the lungs?
Where does the exchange of oxygen for carbon dioxide waste take place in the lungs?
- Bronchioles
- Trachea
- Larynx
- Alveoli (correct)
What triggers pulmonary ventilation during normal inhalation?
What triggers pulmonary ventilation during normal inhalation?
- Elevation of ribcage
- Relaxation of diaphragm and external intercostal muscles
- Contraction of diaphragm and external intercostal muscles (correct)
- Decrease in lung volume
What is the role of the nasal and oral cavities in pulmonary ventilation?
What is the role of the nasal and oral cavities in pulmonary ventilation?
- Production of sound
- Gas exchange with the bloodstream
- Exhalation of air
- Inhalation of air (correct)
What is the main function of the respiratory system?
What is the main function of the respiratory system?
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In what form does oxygen travel through the bloodstream after exchange in the lungs?
In what form does oxygen travel through the bloodstream after exchange in the lungs?
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