Podcast
Questions and Answers
Which enzyme is responsible for the formation of carbonic acid in red blood cells?
Which enzyme is responsible for the formation of carbonic acid in red blood cells?
- Carbonic anhydrase (correct)
- Carbonic reductase
- Carbonic oxidase
- Carbonic dehydrogenase
What percentage of carbon dioxide is carried in the blood as bicarbonate ions?
What percentage of carbon dioxide is carried in the blood as bicarbonate ions?
- 90%
- 30%
- 70% (correct)
- 50%
What happens to hydrogen ions in the blood during the transport of carbon dioxide?
What happens to hydrogen ions in the blood during the transport of carbon dioxide?
- They have no effect on acidity in the blood
- They increase acidity in the blood (correct)
- They combine with oxygen to form water
- They decrease acidity in the blood
What is the name of the acid that dissociates to form hydrogen ions and bicarbonate ions?
What is the name of the acid that dissociates to form hydrogen ions and bicarbonate ions?
What is the name of the phenomenon where negatively charged bicarbonate ions diffuse to the plasma and chloride ions diffuse in the opposite direction?
What is the name of the phenomenon where negatively charged bicarbonate ions diffuse to the plasma and chloride ions diffuse in the opposite direction?
What happens to oxygen when hydrogen ions readily associate with oxyhaemoglobin?
What happens to oxygen when hydrogen ions readily associate with oxyhaemoglobin?
What balances the diffusion of bicarbonate ions in the blood plasma?
What balances the diffusion of bicarbonate ions in the blood plasma?
What is the main way carbon dioxide is transported in the blood?
What is the main way carbon dioxide is transported in the blood?
What is the role of haemoglobin in the transport of carbon dioxide?
What is the role of haemoglobin in the transport of carbon dioxide?
What is the pH range at which the blood is maintained during carbon dioxide transport?
What is the pH range at which the blood is maintained during carbon dioxide transport?
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