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Questions and Answers
What gases does the respiratory system focus on maintaining for homeostasis?
What gases does the respiratory system focus on maintaining for homeostasis?
- Oxygen, Carbon Dioxide, Hydrogen (correct)
- Oxygen, Carbon Monoxide, Nitrogen
- Oxygen, Carbon Monoxide, Helium
- Oxygen, Carbon Dioxide, Hydroxide
What are the normal values for PaO2, PaCO2, and pH in Arterial Blood Gases (ABG's)?
What are the normal values for PaO2, PaCO2, and pH in Arterial Blood Gases (ABG's)?
- 90mmHg, 45mmHg, 7.3
- 80mmHg, 50mmHg, 7.0
- 110mmHg, 35mmHg, 7.2
- 100mmHg, 40mmHg, 7.4 (correct)
Which gas is considered essential for cells to live and function properly?
Which gas is considered essential for cells to live and function properly?
- Helium
- Carbon Monoxide
- Oxygen (correct)
- Nitrogen
What is the main cause of Hypoxia?
What is the main cause of Hypoxia?
What process occurs in the mitochondria that produces 34 ATP from pyruvate?
What process occurs in the mitochondria that produces 34 ATP from pyruvate?
How many ATP molecules are produced from the breakdown of one glucose molecule during Cellular Respiration?
How many ATP molecules are produced from the breakdown of one glucose molecule during Cellular Respiration?
What is the atmospheric pressure on top of Mount Everest?
What is the atmospheric pressure on top of Mount Everest?
What term is used for a respiratory disease resulting from obstructions in the conductive zone?
What term is used for a respiratory disease resulting from obstructions in the conductive zone?
What is the main component of atmospheric pressure at sea level?
What is the main component of atmospheric pressure at sea level?
Which gas makes up approximately 79% of the atmospheric pressure at sea level?
Which gas makes up approximately 79% of the atmospheric pressure at sea level?
Why can't people breathe or live on the top of Mount Everest?
Why can't people breathe or live on the top of Mount Everest?
Which zone deals with restriction-related diseases in the lungs?
Which zone deals with restriction-related diseases in the lungs?
How does the atmospheric pressure change with altitude?
How does the atmospheric pressure change with altitude?
Which part of the respiratory system is known as the Anatomical Dead Space?
Which part of the respiratory system is known as the Anatomical Dead Space?
What is the purpose of prescribing Bronchodilation drugs to patients with COPD?
What is the purpose of prescribing Bronchodilation drugs to patients with COPD?
Which zone of the lungs is described as an inflatable or compliant zone?
Which zone of the lungs is described as an inflatable or compliant zone?
At an altitude of 5.5 km, what is the approximate atmospheric pressure?
At an altitude of 5.5 km, what is the approximate atmospheric pressure?
Why is CO2 able to diffuse more easily than O2 in the respiratory zone?
Why is CO2 able to diffuse more easily than O2 in the respiratory zone?
What factor does resistance (R) in blood vessels increase with according to a law mentioned in the text?
What factor does resistance (R) in blood vessels increase with according to a law mentioned in the text?
If a building is 11 km above sea level, what will be the approximate pressure values?
If a building is 11 km above sea level, what will be the approximate pressure values?
What percentage of lung diseases fall under the conducting zone diseases category?
What percentage of lung diseases fall under the conducting zone diseases category?
How does a small change in the radius of a blood vessel affect resistance according to the text?
How does a small change in the radius of a blood vessel affect resistance according to the text?
'Dead anatomical space' refers to which zone of the lungs?
'Dead anatomical space' refers to which zone of the lungs?
What is the abbreviation PvO2 in the context provided?
What is the abbreviation PvO2 in the context provided?
At what point does the RBC reach equilibrium with PAO2 in the context provided?
At what point does the RBC reach equilibrium with PAO2 in the context provided?
What is the arterial pressure abbreviation in the context provided?
What is the arterial pressure abbreviation in the context provided?
What happens when the time=0.8 second in the context provided?
What happens when the time=0.8 second in the context provided?
How many layers compose the Respiratory Membrane as mentioned by the doctor in the context provided?
How many layers compose the Respiratory Membrane as mentioned by the doctor in the context provided?
Why is hypoxia unlikely due to diffusion problems as stated in the context?
Why is hypoxia unlikely due to diffusion problems as stated in the context?
What are the potential causes of HYPOXIA as mentioned in the text?
What are the potential causes of HYPOXIA as mentioned in the text?
What is the essential molecule for cells to live, as emphasized in the text?
What is the essential molecule for cells to live, as emphasized in the text?
How many ATP molecules are produced from one glucose molecule during the stages of Cellular Respiration discussed?
How many ATP molecules are produced from one glucose molecule during the stages of Cellular Respiration discussed?
Which stage of Cellular Respiration occurs outside the mitochondria, converting 1 glucose to 2 pyruvates and producing 2 ATP?
Which stage of Cellular Respiration occurs outside the mitochondria, converting 1 glucose to 2 pyruvates and producing 2 ATP?
What is a potential consequence if the lung does not maintain the normal limits of ABG's gases, as described in the text?
What is a potential consequence if the lung does not maintain the normal limits of ABG's gases, as described in the text?
In which zone does glycolysis occur during Cellular Respiration?
In which zone does glycolysis occur during Cellular Respiration?
What does Hypoxia refer to as mentioned in the text?
What does Hypoxia refer to as mentioned in the text?
What role does O2 play in Cellular Respiration, according to the information provided?
What role does O2 play in Cellular Respiration, according to the information provided?
What is the main function of the conductive zone in the respiratory system?
What is the main function of the conductive zone in the respiratory system?
Why is high altitude considered one of the main reasons for Hypoxia?
Why is high altitude considered one of the main reasons for Hypoxia?
What happens if there is an obstruction in the airways according to the text?
What happens if there is an obstruction in the airways according to the text?
What is the reason that CO2 diffuses more easily than O2 in the respiratory zone?
What is the reason that CO2 diffuses more easily than O2 in the respiratory zone?
What factor does resistance (R) in blood vessels increase with according to the law mentioned in the text?
What factor does resistance (R) in blood vessels increase with according to the law mentioned in the text?
Why do people at high altitudes like Everest face difficulty breathing?
Why do people at high altitudes like Everest face difficulty breathing?
What is the main difference between the conductive zone and the respiratory zone in the lungs?
What is the main difference between the conductive zone and the respiratory zone in the lungs?
Why does any small change in blood vessel radius result in a huge change in resistance?
Why does any small change in blood vessel radius result in a huge change in resistance?
What type of lung disease falls under the category of conducting zone diseases?
What type of lung disease falls under the category of conducting zone diseases?
Which zone of the lungs deals with diseases like pulmonary fibrosis?
Which zone of the lungs deals with diseases like pulmonary fibrosis?
To decrease resistance in patients with difficulty breathing, what type of drugs are prescribed?
To decrease resistance in patients with difficulty breathing, what type of drugs are prescribed?
What percentage of lung diseases fall under the category of vascular zone diseases?
What percentage of lung diseases fall under the category of vascular zone diseases?
What happens if the respiratory zone becomes rigid and spiffed?
What happens if the respiratory zone becomes rigid and spiffed?
What does an obstruction in the conductive zone lead to?
What does an obstruction in the conductive zone lead to?
Which term describes a lung disease caused by obstructions in the conducting zone?
Which term describes a lung disease caused by obstructions in the conducting zone?
What term is used to describe the conductive zone in the lungs?
What term is used to describe the conductive zone in the lungs?
What is the physiological temperature mentioned in the text?
What is the physiological temperature mentioned in the text?
What percentage of the total pressure in the conductive zone is contributed by PH2O?
What percentage of the total pressure in the conductive zone is contributed by PH2O?
In the anatomical space, what does the PO2 value represent?
In the anatomical space, what does the PO2 value represent?
What is the total pressure inside the alveoli according to the text?
What is the total pressure inside the alveoli according to the text?
Which gas is considered a 'spectator molecule' with no significant role in the respiratory system?
Which gas is considered a 'spectator molecule' with no significant role in the respiratory system?
Why is it crucial to maintain the PO2 level in the respiratory system?
Why is it crucial to maintain the PO2 level in the respiratory system?
What gas contributes a significant portion of the dead anatomical space's pressure?
What gas contributes a significant portion of the dead anatomical space's pressure?
What is the purpose of adding water vapor to the air in the respiratory system?
What is the purpose of adding water vapor to the air in the respiratory system?
How long does a red blood cell (RBC) spend in the capillaries during one cardiac cycle?
How long does a red blood cell (RBC) spend in the capillaries during one cardiac cycle?
At what point does the partial pressure of oxygen (PO2) in the RBC become equal to the alveolar pressure (PAO2)?
At what point does the partial pressure of oxygen (PO2) in the RBC become equal to the alveolar pressure (PAO2)?
How many layers compose the Respiratory Membrane for oxygen to cross?
How many layers compose the Respiratory Membrane for oxygen to cross?
What is the primary location where oxygen attaches to hemoglobin to form HbO2?
What is the primary location where oxygen attaches to hemoglobin to form HbO2?
In the context provided, which blood pressure is denoted by Pv-O2?
In the context provided, which blood pressure is denoted by Pv-O2?
How many oxygen molecules are attached to each hemoglobin molecule in the form of HbO2?
How many oxygen molecules are attached to each hemoglobin molecule in the form of HbO2?
What is the main cause of hypoxia being unlikely due to diffusion problems as stated in the context?
What is the main cause of hypoxia being unlikely due to diffusion problems as stated in the context?
What happens to the partial pressure of oxygen (PO2) at 0.8 seconds in the context provided?
What happens to the partial pressure of oxygen (PO2) at 0.8 seconds in the context provided?
What is the significance of maintaining the PH2O level in the respiratory system?
What is the significance of maintaining the PH2O level in the respiratory system?
Why is PH2O always set at 47 mmHg in the respiratory system?
Why is PH2O always set at 47 mmHg in the respiratory system?
Which gas does NOT significantly contribute to the pressure in the dead anatomical space of the respiratory system?
Which gas does NOT significantly contribute to the pressure in the dead anatomical space of the respiratory system?
What is the main function of goblet cells in the respiratory system?
What is the main function of goblet cells in the respiratory system?
In the conductive zone of the lungs, which gas contributes the LEAST to the total pressure?
In the conductive zone of the lungs, which gas contributes the LEAST to the total pressure?
What is the consequence of dry air reaching the alveoli according to the text?
What is the consequence of dry air reaching the alveoli according to the text?
What is the primary physiological role of water vapor (H2Og) in the respiratory system?
What is the primary physiological role of water vapor (H2Og) in the respiratory system?
What is the primary reason why individuals can't breathe or live on the top of Mount Everest?
What is the primary reason why individuals can't breathe or live on the top of Mount Everest?
In the respiratory system's anatomical point of view, which zone functions as the Anatomical Dead Space?
In the respiratory system's anatomical point of view, which zone functions as the Anatomical Dead Space?
What factor does resistance in blood vessels increase with, according to the law mentioned in the text?
What factor does resistance in blood vessels increase with, according to the law mentioned in the text?
Why is CO2 able to diffuse more easily than O2 in the respiratory zone?
Why is CO2 able to diffuse more easily than O2 in the respiratory zone?
Which law states that resistance (R) in blood vessels is directly proportional to vessel length and viscosity, and inversely proportional to the radius to the fourth power?
Which law states that resistance (R) in blood vessels is directly proportional to vessel length and viscosity, and inversely proportional to the radius to the fourth power?
What is the main function of the conductive zone in the respiratory system?
What is the main function of the conductive zone in the respiratory system?
Which zone of the lungs deals with diseases like pulmonary fibrosis?
Which zone of the lungs deals with diseases like pulmonary fibrosis?
What is the approximate atmospheric pressure on top of Mount Everest?
What is the approximate atmospheric pressure on top of Mount Everest?
Which zone of the lungs is primarily associated with diseases like pulmonary fibrosis?
Which zone of the lungs is primarily associated with diseases like pulmonary fibrosis?
If a patient is suffering from difficulty in breathing due to resistance in the conductive zone, what type of drugs are usually prescribed to them?
If a patient is suffering from difficulty in breathing due to resistance in the conductive zone, what type of drugs are usually prescribed to them?
What is the common feature of lung diseases categorized under the conducting zone?
What is the common feature of lung diseases categorized under the conducting zone?
In the context provided, what percentage of lung diseases fall under the vascular zone diseases category?
In the context provided, what percentage of lung diseases fall under the vascular zone diseases category?
What impact does an obstruction in the conducting zone have on the respiratory system?
What impact does an obstruction in the conducting zone have on the respiratory system?
Why do we describe the conductive zone as 'dead anatomical space' in the respiratory system?
Why do we describe the conductive zone as 'dead anatomical space' in the respiratory system?
What happens if the respiratory zone fails to be inflatable or compliant?
What happens if the respiratory zone fails to be inflatable or compliant?
Why do we prescribe Bronchiodilation drugs to patients with COPD?
Why do we prescribe Bronchiodilation drugs to patients with COPD?
What happens to the atmospheric pressure at a building located 11km above sea level?
What happens to the atmospheric pressure at a building located 11km above sea level?
What is the main contributor to the atmospheric pressure at sea level?
What is the main contributor to the atmospheric pressure at sea level?
At high altitudes like Everest, why do people face difficulty breathing?
At high altitudes like Everest, why do people face difficulty breathing?
What is the approximate pressure value for PO2 at an altitude of 5.5km?
What is the approximate pressure value for PO2 at an altitude of 5.5km?
What role does CO2 play in the atmospheric pressure at sea level?
What role does CO2 play in the atmospheric pressure at sea level?
How does altitude affect the pressure values as you move away from sea level?
How does altitude affect the pressure values as you move away from sea level?
In what way does the composition of gases in the atmosphere contribute to atmospheric pressure?
In what way does the composition of gases in the atmosphere contribute to atmospheric pressure?
What does it mean when it is stated that CO2 is considered as 0% in atmospheric pressure calculations?
What does it mean when it is stated that CO2 is considered as 0% in atmospheric pressure calculations?
Which gas is affected first in case of a problem in the lungs, according to the provided information?
Which gas is affected first in case of a problem in the lungs, according to the provided information?
Why does O2 diffuse from arterioles to interstitial, according to the text?
Why does O2 diffuse from arterioles to interstitial, according to the text?
What does the PO2 in venous blood equal according to the provided information?
What does the PO2 in venous blood equal according to the provided information?
Why is CO2 more diffusible than O2 as explained in the text?
Why is CO2 more diffusible than O2 as explained in the text?
What is the approximate oxygen pressure (PO2) in alveolar air according to the text?
What is the approximate oxygen pressure (PO2) in alveolar air according to the text?
Where does oxygen primarily diffuse from in the systemic circulation?
Where does oxygen primarily diffuse from in the systemic circulation?
Why does oxygen diffuse more easily than CO2 across biological membranes?
Why does oxygen diffuse more easily than CO2 across biological membranes?
In the respiratory system, what does a PO2 of 40 mmHg indicate?
In the respiratory system, what does a PO2 of 40 mmHg indicate?
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