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Questions and Answers
What is the role of surfactant in the respiratory system?
What is the role of surfactant in the respiratory system?
- To humidify the air in the nasal cavity
- To regulate respiratory rate
- To decrease surface tension in the alveoli (correct)
- To carry oxygen in the blood
What is the function of the epiglottis in the respiratory system?
What is the function of the epiglottis in the respiratory system?
- To prevent the entry of food into the larynx (correct)
- To produce sound for speech
- To connect the pharynx to the trachea
- To warm and humidify the breath
What is the primary function of the nose in the respiratory system?
What is the primary function of the nose in the respiratory system?
- To produce sound for speech
- To transport air to the lungs
- To filter air using cilia and mucus (correct)
- To warm and humidify the breath
