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Questions and Answers
What is the primary function of ventilation in the lungs?
What is the primary function of ventilation in the lungs?
- To facilitate the exchange of oxygen and carbon dioxide between the alveoli and capillaries
- To move air in and out of the lungs, following Boyle's law (correct)
- To regulate the pH levels in the blood
- To control the movement of blood through the pulmonary circulation
What is the normal V/Q ratio in the lungs?
What is the normal V/Q ratio in the lungs?
- 0.5
- 0.8 (correct)
- 1.0
- 1.2
Which of the following respiratory zones has the greatest perfusion?
Which of the following respiratory zones has the greatest perfusion?
- Upper lobe of the lungs
- Apex of the lungs
- Middle lobe of the lungs
- Base of the lungs (correct)
What is the term for the forced expiratory volume in one second?
What is the term for the forced expiratory volume in one second?
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What is the difference between internal and external respiration?
What is the difference between internal and external respiration?
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What is the function of the vibrissae in the nose?
What is the function of the vibrissae in the nose?
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What is the primary function of the pharynx?
What is the primary function of the pharynx?
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Which of the following is NOT a type of pharynx?
Which of the following is NOT a type of pharynx?
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What is the term for the diffusion of oxygen and carbon dioxide from higher to lower concentration?
What is the term for the diffusion of oxygen and carbon dioxide from higher to lower concentration?
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Which of the following blood vessels carries oxygenated blood?
Which of the following blood vessels carries oxygenated blood?
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