Podcast
Questions and Answers
What is the main cause for an increase in breathing rate?
What is the main cause for an increase in breathing rate?
- Decreased H+ concentration in the blood
- Elevated CO2 concentration in the blood (correct)
- High pH level in the blood
- Increased O2 concentration in the blood
What stimulates chemoreceptors to increase breathing rate?
What stimulates chemoreceptors to increase breathing rate?
- Elevated body temperature
- Large drop in O2 levels (correct)
- High O2 levels
- Low CO2 levels
Which process describes the movement of air in and out of the lungs?
Which process describes the movement of air in and out of the lungs?
- Ventilation (correct)
- Perfusion
- Diffusion
- Gas exchange
What is the main reason for high altitude sickness typically starting around 8000 feet high?
What is the main reason for high altitude sickness typically starting around 8000 feet high?
During embryonic development, when do respiratory bronchioles start to form?
During embryonic development, when do respiratory bronchioles start to form?
Which blood component transports carbon dioxide mainly in the form of bicarbonate?
Which blood component transports carbon dioxide mainly in the form of bicarbonate?
What is the function of cilia in the nose?
What is the function of cilia in the nose?
Where does the pharynx connect to both the Eustachian tubes and allow both food and air passage?
Where does the pharynx connect to both the Eustachian tubes and allow both food and air passage?
Which structure is formed by the thyroid cartilage, epiglottis, and cricoid cartilage?
Which structure is formed by the thyroid cartilage, epiglottis, and cricoid cartilage?
What is the primary function of the alveoli?
What is the primary function of the alveoli?
Which pressure is always lower than the intra-alveolar pressure in the lungs?
Which pressure is always lower than the intra-alveolar pressure in the lungs?
What causes the pressure change leading to inspiration and exhalation during breathing?
What causes the pressure change leading to inspiration and exhalation during breathing?
What does the thoracic wall compliance refer to?
What does the thoracic wall compliance refer to?
Which term refers to one sequence of inspiration and expiration?
Which term refers to one sequence of inspiration and expiration?
What is the amount of air entering the lungs during normal breathing referred to as?
What is the amount of air entering the lungs during normal breathing referred to as?
What is the primary function of anatomical dead space in the respiratory system?
What is the primary function of anatomical dead space in the respiratory system?
