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Reproduction In Organisms

Question
CBSEENBI12003449
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Which of the following diseases is also called Christmas disease?

  • Sickle-cell anaemia

  • Haemoglobinuria

  • Myocardial infarction

  • Haemophilia- B

Solution

D.

Haemophilia- B

Haemophilia B is due to deficiency of factor IX. Also known as Christmas factor. The patient may experience prolonged bleeding following any injury or wound, and in severe cases there is spontaneous bleeding into muscles and joints.

Sickle cell anemia is an inherited form of anemia. It is a condition in which there are not enough healthy red blood cells to carry adequate oxygen throughout your body.

Haemoglobinuria is a condition in which the oxygen transport protein hemoglobin is found in abnormally high concentrations in the urine.

Myocardial infarction or heart attack occurs when blood flow decreases or stops to a part of the heart, causing damage to the heart muscle.

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