In the tissues, hemoglobin will release some oxygen and bind to ___________.
A. carbonic acid
B. hydrogen ions
C. chloride ions
D. bicarbonate ions
Answer: B
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Human Anatomy
- The _______ is responsible for setting the basic rhythm of breathing.
- Hemoglobin molecules are fully saturated when bound to _______ molecule(s) of O2
- Why is the rate of CO2 exchange roughly equivalent to that of O2 despite its less steep pressure gradient?
- When holding our breath for a long time we get the urge to breathe due to:
- Which of the following has the greatest effect on respiration rate?
- The inflation reflex depends upon stimulation of which type of receptor?
- A decrease in pH will have what effect on the respiration rate?
- Normal quiet respiration is controlled by the:
- Which of the following will increase hemoglobin's affinity for oxygen?
- In the tissues, hemoglobin will release some oxygen and bind to:
- Hemoglobin has the highest affinity for which of the following?
- The majority of carbon dioxide is transported:
- Low PO2 and high PCO2 in the alveoli will cause:
- The rate of oxygen diffusion across the respiratory membrane depends upon all of the following except:
- The pressure exerted by each type of gas in a gas mixture is the __________ of that gas.
- Which of the following is the most abundant gas in our air?
- Which of the following is responsible for keeping the lungs from collapsing?
- All of the following statements are true of inspiration except:
- This volume of air remains in the lungs after maximal expiration.
- Surfactant decreases the __________ in the alveoli.
- An increase in the volume of a container filled with air would have what effect on the pressure of the container?
- All of the following are part of the conduction zone except:
- The Bohr effect describes _________.
- Hemoglobin molecules are fully saturated when bound to ____ molecule(s) of O2.
- Why is the rate of CO2 exchange roughly equivalent to that of O2 despite its less steep pressure gradient?
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