Podcast
Questions and Answers
What is the main function of the respiratory system?
What is the main function of the respiratory system?
- Digesting food
- Balancing electrolytes in the body
- Regulating the acid-base balance (correct)
- Producing sound
Where are the vocal cords and epiglottis located?
Where are the vocal cords and epiglottis located?
- Trachea
- Pharynx
- Nasal cavity
- Larynx (correct)
What is the function of the conchae in the nose?
What is the function of the conchae in the nose?
- Produce mucus for the nasal cavity
- Regulate air pressure
- Trap debris and warm incoming air (correct)
- Produce sense of smell
How do cilia in the nose help maintain respiratory health?
How do cilia in the nose help maintain respiratory health?
What happens when cold air is inhaled through the nose?
What happens when cold air is inhaled through the nose?
Where does the laryngopharynx direct food during swallowing?
Where does the laryngopharynx direct food during swallowing?
What is the main cause of alkaline pH in the blood during hyperventilation?
What is the main cause of alkaline pH in the blood during hyperventilation?
At what altitude does Acute Mountain Sickness (AMS) usually occur?
At what altitude does Acute Mountain Sickness (AMS) usually occur?
What is the main reason exercise poses a problem at higher altitudes?
What is the main reason exercise poses a problem at higher altitudes?
What happens if someone is not acclimatized and develops Acute Mountain Sickness (AMS) at high altitudes?
What happens if someone is not acclimatized and develops Acute Mountain Sickness (AMS) at high altitudes?
At what altitude does hemoglobin saturation drop to about 67% compared to about 98% at sea level?
At what altitude does hemoglobin saturation drop to about 67% compared to about 98% at sea level?
What is the purpose of fetal breathing movements starting around week 20 of development?
What is the purpose of fetal breathing movements starting around week 20 of development?
What is the function of alveolar macrophages in the lungs?
What is the function of alveolar macrophages in the lungs?
Which lung has a cardiac notch for the heart?
Which lung has a cardiac notch for the heart?
What is the main mechanism through which gases cross in the majority of alveolar cells?
What is the main mechanism through which gases cross in the majority of alveolar cells?
Which pressure allows the lungs to remain inflated by equalizing with atmospheric pressure?
Which pressure allows the lungs to remain inflated by equalizing with atmospheric pressure?
What is the anatomical dead space in the respiratory system?
What is the anatomical dead space in the respiratory system?
Which term refers to the number of breaths taken per minute?
Which term refers to the number of breaths taken per minute?
What is the function of the tertiary bronchus in each lung lobe?
What is the function of the tertiary bronchus in each lung lobe?
What prevents the alveoli from collapsing after we exhale?
What prevents the alveoli from collapsing after we exhale?
What is the purpose of ventilation in the respiratory system?
What is the purpose of ventilation in the respiratory system?
Which structure produces pleural fluid to lubricate and stabilize the lungs?
Which structure produces pleural fluid to lubricate and stabilize the lungs?
What is the role of the ventral respiratory group (VRG) in the medulla oblongata?
What is the role of the ventral respiratory group (VRG) in the medulla oblongata?
How does carbon dioxide affect breathing?
How does carbon dioxide affect breathing?
Which gas has a high pressure but low solubility in liquid?
Which gas has a high pressure but low solubility in liquid?
What is the main function of external respiration?
What is the main function of external respiration?
What is the primary form of carbon dioxide transport in the blood?
What is the primary form of carbon dioxide transport in the blood?
How does a high pressure of carbon dioxide in the alveoli affect bronchioles?
How does a high pressure of carbon dioxide in the alveoli affect bronchioles?
What is hyperpnea?
What is hyperpnea?
How does the limbic system influence respiratory rate?
How does the limbic system influence respiratory rate?
What causes a decrease in ventilation according to Dalton’s Law?
What causes a decrease in ventilation according to Dalton’s Law?
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