Podcast
Questions and Answers
What is the function of the alveolus?
What is the function of the alveolus?
- To produce mucus to trap dust and pathogens
- To exchange oxygen and carbon dioxide with the bloodstream (correct)
- To warm the air before it enters the lungs
- To humidify the air before it reaches the lungs
Which of the following is included in the upper respiratory tract (URT)?
Which of the following is included in the upper respiratory tract (URT)?
- Nasal passages (correct)
- Alveoli
- Trachea
- Terminal bronchioles
Where does the respiratory zone extend to in the lungs?
Where does the respiratory zone extend to in the lungs?
- Pharynx
- Alveoli (correct)
- Trachea
- Terminal bronchioles
What does the conducting zone of the respiratory system include?
What does the conducting zone of the respiratory system include?
What is necessary for respiration to occur?
What is necessary for respiration to occur?
Which major respiratory organ is responsible for vocalization?
Which major respiratory organ is responsible for vocalization?
What is the predominant function of the alveoli?
What is the predominant function of the alveoli?
In which part of the respiratory system does cartilage decrease and smooth muscle increase?
In which part of the respiratory system does cartilage decrease and smooth muscle increase?
What is the primary function of the conducting zone of the respiratory system?
What is the primary function of the conducting zone of the respiratory system?
Which structure divides into two primary bronchi at the carina?
Which structure divides into two primary bronchi at the carina?
What is the function of the pharynx in the respiratory system?
What is the function of the pharynx in the respiratory system?
What is the role of alveolar macrophages in the respiratory system?
What is the role of alveolar macrophages in the respiratory system?
Which group of neurons send signals to the diaphragm via the phrenic nerve?
Which group of neurons send signals to the diaphragm via the phrenic nerve?
What is the main stimulus for the peripheral chemoreceptors to influence the rate and depth of breathing?
What is the main stimulus for the peripheral chemoreceptors to influence the rate and depth of breathing?
Which part of the brain is responsible for voluntary control of breathing?
Which part of the brain is responsible for voluntary control of breathing?
What is the primary role of the external intercostal muscles in respiration?
What is the primary role of the external intercostal muscles in respiration?
Which factor primarily influences reflex activity in response to irritants or lung inflation?
Which factor primarily influences reflex activity in response to irritants or lung inflation?
What is the role of central chemoreceptors in regulating respiration?
What is the role of central chemoreceptors in regulating respiration?
Which stimuli cause the peripheral chemoreceptors to become a major influence on the rate and depth of breathing?
Which stimuli cause the peripheral chemoreceptors to become a major influence on the rate and depth of breathing?
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