Podcast
Questions and Answers
The site of efficient gas exchange in the lung is the:
The site of efficient gas exchange in the lung is the:
- Pulmonary vein
- Pulmonary capillaries
- Pulmonary artery
- Alveoli (correct)
How many capillaries are there per alveolus?
How many capillaries are there per alveolus?
- 200-400
- 500-1000 (correct)
- 50-100
- 1000-1500
The shape of alveoli is primarily:
The shape of alveoli is primarily:
- Cylindrical
- Spherical
- Polygonal (correct)
- Cubical
Which of the following allows collateral ventilation in the lung?
Which of the following allows collateral ventilation in the lung?
What may cause the pores of Kohn to become enlarged?
What may cause the pores of Kohn to become enlarged?
The openings that allow communication between bronchioles and alveoli include:
The openings that allow communication between bronchioles and alveoli include:
Which component allows for the movement of the lung root during inspiration?
Which component allows for the movement of the lung root during inspiration?
What is the primary role of the muscles of respiration in the chest wall?
What is the primary role of the muscles of respiration in the chest wall?
What is the main function of the conducting airways in the respiratory system?
What is the main function of the conducting airways in the respiratory system?
Which structure in the nasal cavity is responsible for producing turbulent airflow and collision of particles with mucus?
Which structure in the nasal cavity is responsible for producing turbulent airflow and collision of particles with mucus?
What is the primary function of the respiratory system in relation to gas exchange?
What is the primary function of the respiratory system in relation to gas exchange?
What does the pulmonary defense mechanism in the respiratory system involve?
What does the pulmonary defense mechanism in the respiratory system involve?
What is the main function of alveoli in the respiratory system?
What is the main function of alveoli in the respiratory system?
What opposes the tendency of alveoli to collapse when compressed?
What opposes the tendency of alveoli to collapse when compressed?
What is responsible for maintaining alveolar patency by reducing surface tension?
What is responsible for maintaining alveolar patency by reducing surface tension?
How does the respiratory system contribute to vocalization?
How does the respiratory system contribute to vocalization?
What allows for the exchange of fresh oxygen for CO2 produced by cells of the body?
What allows for the exchange of fresh oxygen for CO2 produced by cells of the body?
What is responsible for humidifying and warming inhaled air in the respiratory system?
What is responsible for humidifying and warming inhaled air in the respiratory system?
What is a key component involved in filtration of inhaled air in the respiratory system?
What is a key component involved in filtration of inhaled air in the respiratory system?
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