Podcast
Questions and Answers
What is the main function of the conducting zone in the respiratory system?
What is the main function of the conducting zone in the respiratory system?
- Control the acid-base balance
- Assist with the sense of smell
- Provide oxygen for cellular respiration
- Remove debris and warm incoming air (correct)
What is the function of the para nasal sinuses in the respiratory system?
What is the function of the para nasal sinuses in the respiratory system?
- Lighten the skull and warm/humidify air (correct)
- Remove debris and warm incoming air
- Produce mucus to trap debris
- Regulate the volume of air that enters the lungs
What is the role of cilia in the nasal cavity of the respiratory system?
What is the role of cilia in the nasal cavity of the respiratory system?
- Clean and warm incoming air
- Send particles down the throat
- Fight infections with defensins
- Trap debris with mucus (correct)
In what area does the separation of the right and left nostrils occur in the respiratory system?
In what area does the separation of the right and left nostrils occur in the respiratory system?
What is the function of the larynx in regulating airflow within the respiratory system?
What is the function of the larynx in regulating airflow within the respiratory system?
What structure closes the trachea during swallowing food in the respiratory system?
What structure closes the trachea during swallowing food in the respiratory system?
What is the cause of alkaline pH in the blood during hyperventilation?
What is the cause of alkaline pH in the blood during hyperventilation?
At what altitude will hemoglobin saturation be only about 67%?
At what altitude will hemoglobin saturation be only about 67%?
What happens to oxygen saturation during exercise at sea level?
What happens to oxygen saturation during exercise at sea level?
How do we treat Acute Mountain Sickness (AMS) according to the text?
How do we treat Acute Mountain Sickness (AMS) according to the text?
When does fetal breathing movement begin according to the text?
When does fetal breathing movement begin according to the text?
What is an indication that the fetus is in good health based on the text?
What is an indication that the fetus is in good health based on the text?
What is the function of alveolar macrophages in the lungs?
What is the function of alveolar macrophages in the lungs?
In which lung is the cardiac notch located?
In which lung is the cardiac notch located?
What is the primary function of the pulmonary artery?
What is the primary function of the pulmonary artery?
Which of the following nerves is responsible for bronchoconstriction?
Which of the following nerves is responsible for bronchoconstriction?
What is the name of the area where respiration takes place in the lungs?
What is the name of the area where respiration takes place in the lungs?
What is the role of intrapleural pressure in keeping the lungs inflated?
What is the role of intrapleural pressure in keeping the lungs inflated?
Which factor influences ventilation due to the size of the lungs and air passage diameter?
Which factor influences ventilation due to the size of the lungs and air passage diameter?
What is the primary function of alveoli in the respiratory system?
What is the primary function of alveoli in the respiratory system?
Which component lubricates the lungs and holds them against the thoracic wall?
Which component lubricates the lungs and holds them against the thoracic wall?
What controls respiratory rate and adjusts for oxygen, carbon dioxide, and pH levels?
What controls respiratory rate and adjusts for oxygen, carbon dioxide, and pH levels?
Which part of the brain sends signals to the diaphragm and intercostal muscles for breathing?
Which part of the brain sends signals to the diaphragm and intercostal muscles for breathing?
What stimulates the dorsal respiratory group (DRG) in the brainstem?
What stimulates the dorsal respiratory group (DRG) in the brainstem?
How does an increase in carbon dioxide affect breathing?
How does an increase in carbon dioxide affect breathing?
Which gas has the highest solubility in liquid based on Henry’s Law?
Which gas has the highest solubility in liquid based on Henry’s Law?
What percentage of oxygen binds to hemoglobin in a normal adult?
What percentage of oxygen binds to hemoglobin in a normal adult?
What is the main form of carbon dioxide transport in the blood?
What is the main form of carbon dioxide transport in the blood?
What causes bronchodilation in the alveoli?
What causes bronchodilation in the alveoli?
What happens to hemoglobin saturation levels if pH decreases?
What happens to hemoglobin saturation levels if pH decreases?
What causes hyperpnea?
What causes hyperpnea?
Where does external respiration occur?
Where does external respiration occur?
