Podcast
Questions and Answers
What is the function of the conducting part of the respiratory system?
What is the function of the conducting part of the respiratory system?
- Transports atmospheric air to the alveoli (correct)
- Humidifies and brings the air to body temperature
- Performs the actual diffusion of O2 and CO2
- Clears atmospheric air from foreign particles
Which part of the respiratory system is responsible for the exchange of oxygen and carbon dioxide?
Which part of the respiratory system is responsible for the exchange of oxygen and carbon dioxide?
- Sternum
- Conducting part
- Alveoli and their ducts (correct)
- Diaphragm
What anatomical feature forms the lower boundary of the thoracic chamber?
What anatomical feature forms the lower boundary of the thoracic chamber?
- Vertebral column
- Ventrally by the sternum
- Dome-shaped diaphragm (correct)
- Ribs
In the thoracic chamber, which structure forms the lateral boundaries?
In the thoracic chamber, which structure forms the lateral boundaries?
Which process involves drawing atmospheric air in and releasing CO2 rich alveolar air out?
Which process involves drawing atmospheric air in and releasing CO2 rich alveolar air out?
Why is any change in the volume of the thoracic cavity reflected in the lung cavity?
Why is any change in the volume of the thoracic cavity reflected in the lung cavity?
What is the main purpose of cellular respiration?
What is the main purpose of cellular respiration?
During which stage of breathing is atmospheric air drawn into the lungs?
During which stage of breathing is atmospheric air drawn into the lungs?
What initiates the process of inspiration during breathing?
What initiates the process of inspiration during breathing?
What role do the external and internal intercostal muscles play in breathing?
What role do the external and internal intercostal muscles play in breathing?
When does expiration occur during breathing?
When does expiration occur during breathing?
Which process involves the movement of air into and out of the lungs by creating a pressure gradient?
Which process involves the movement of air into and out of the lungs by creating a pressure gradient?
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