The possible reason(s) for cyanosis, one of congenital heart disease is:
Correct answer: A. Formation of carboxy-hemoglobin
- A. Formation of carboxy-hemoglobin
- B. The high concentration of oxyhemoglobin
- C. Low level of CO
- D. Low level of hemoglobin
Explanation
Cyanosis indicates there may be decreased oxygen attached to red blood cells in the bloodstream such as due to the formation of carboxy-hemoglobin. Carbon Monoxide has a higher affinity with hemoglobin and it doesn't allow oxygen to bind to Hb molecules
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