Podcast
Questions and Answers
What principle states that the amount of a gas that dissolves in a liquid is directly proportional to the partial pressure of that gas above the liquid?
What principle states that the amount of a gas that dissolves in a liquid is directly proportional to the partial pressure of that gas above the liquid?
- Henry's Law (correct)
- Boyle's Law
- Graham's Law
- Charles' Law
What is the process by which gases move across a barrier (like the alveoli and capillary walls in the lungs) to equalize their partial pressures?
What is the process by which gases move across a barrier (like the alveoli and capillary walls in the lungs) to equalize their partial pressures?
- Convection
- Diffusion (correct)
- Osmosis
- Brownian motion
What is the composition of the alveolar air inside the lungs during normal gas exchange?
What is the composition of the alveolar air inside the lungs during normal gas exchange?
- 14% oxygen, 84% nitrogen, 2% carbon dioxide
- 21% oxygen, 78% nitrogen, 1% carbon dioxide
- 13% oxygen, 85% nitrogen, 2% carbon dioxide (correct)
- 78% oxygen, 21% nitrogen, 1% carbon dioxide
Which gas law states that the absolute pressure (P) exerted by a given mass of an ideal gas is inversely proportional to the volume (V) it occupies if the temperature (T) and amount of gas remain unchanged within a closed system?
Which gas law states that the absolute pressure (P) exerted by a given mass of an ideal gas is inversely proportional to the volume (V) it occupies if the temperature (T) and amount of gas remain unchanged within a closed system?
Which clinical application is related to the pressure and flow of IV fluids, where the higher the fluid container, the faster the fluid flow to the patient?
Which clinical application is related to the pressure and flow of IV fluids, where the higher the fluid container, the faster the fluid flow to the patient?
What is the application of Henry's Law in clinical practice?
What is the application of Henry's Law in clinical practice?
What is the partial pressure of oxygen in the alveoli?
What is the partial pressure of oxygen in the alveoli?
What is the primary site of gas exchange in the lungs?
What is the primary site of gas exchange in the lungs?
What is the clinical application of Dalton's Law?
What is the clinical application of Dalton's Law?
What is the term used to describe the pressure exerted by a gas per unit area?
What is the term used to describe the pressure exerted by a gas per unit area?
What is the primary reason oxygen diffuses into the blood?
What is the primary reason oxygen diffuses into the blood?
According to Henry's Law, what happens to the amount of oxygen dissolved in the blood when the partial pressure of oxygen in the alveolar air increases?
According to Henry's Law, what happens to the amount of oxygen dissolved in the blood when the partial pressure of oxygen in the alveolar air increases?
What is the primary function of haemoglobin in the context of gas exchange?
What is the primary function of haemoglobin in the context of gas exchange?
What is a clinical application of changing the alveolar air composition?
What is a clinical application of changing the alveolar air composition?
What is the term for the measurement of the amount of haemoglobin molecules with oxygen attached?
What is the term for the measurement of the amount of haemoglobin molecules with oxygen attached?
What is the process by which oxygen diffuses from the bloodstream into the interstitial fluid and then cells?
What is the process by which oxygen diffuses from the bloodstream into the interstitial fluid and then cells?
