Steps Involved in Coagulation

Q.

Why is Hemophilia more common in males?

Q. The enzyme released by platelets when the blood flows out is called ____.

1. fibrinogen
2. fibrin
3. thrombin
4. thrombokinase

Q. Complete the following statement by filling in the blanks from the choices given in the brackets.

(d) An anticoagulant present in the blood is__________ . (heparin, hirudin, thromboplastin, calcium)

Q. State which of the following statements are True:

(iii) The solid fibrin and thrombin are one and the same thing.

Q. ?
Fibrinogen $\Rightarrow$ Fibrin

Name the enzyme that is involved in the above reaction.
A. Thromboinase
B. Thrombin
C. Prothrombin
D. Enterokinase [1 Mark]

Q. What do you know about haemophilia?

Q. Amar and Neha are couples and they are very close relatives. Their child is suffering from a disease which is characterised by uncontrolled bleeding and inability of the blood to coagulate. Identify the disorder.

1. Thalassemia
2. Haemophilia
3. Hypertension
4. Hypotension

Q. Haemophilia is more commonly seen in human males than human femlaes because:

1. It is caused due to Y-linked recessive mutation.
2. It is caused due to X-linked dominant mutation.
3. A greater number of girls die during infancy.
4. It is caused due to X-linked recessive mutation.

Q. Blood clotting is also called blood coagulation.

1. False
2. True