'Blue baby syndrome' is due to the presence of which of the following in the blood?
Verified Answer
A. Haemoglobin
B. Methemoglobin
C. Lead
D. Nitrate
Explanation:
Methemoglobinemia is a blood disorder in which an abnormal amount of methemoglobin (a form of hemoglobin) is produced. Methemoglobin is unable to release oxygen to body tissues, leading to cyanosis (blue discoloration of the skin), commonly known as 'blue baby syndrome'.