Coagulation Disorders

Q. To prevent clotting of stored blood in blood banks, which of the following is used?

1. Prothrombin
2. Calcium sulphate
3. Potassium or sodium citrate
4. None of these

Q.

Explain the consequences of a situation in which blood does not coagulate.

Q. Select the correct option for given reaction occurs during blood clotting–

$\text{(i)}$ → Thrombin → Fibrin

$\text{(ii)}$ → Prothrombin → Thrombin

1. $\text{i –}$ Fibrinogen, $\text{ii–}$ Thrombokinase
2. $\text{i–}$Collagen, $\text{ii–}$Phosphatases
3. $\text{i–}$Fibrinogen, $\text{ii–}$Thrombokinase
4. $\text{i-}$ Plasmin, ${\text{ii–Ca}}^{2+}$

Q. During blood clotting, fibrin is produced from:

1. Thrombokinase
2. Prothrombin
3. Liver
4. Proteolysis

Q. Heparin is formed by.

1. Liver cells
2. Plasma cells
3. Blood cells
4. Spleen cells

Q. Assertion :Prothrombinase enzyme act as anti-heparin. Reason: Heparin prevent coagulation of blood in blood vessels.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
3. Assertion is correct but Reason is incorrect.
4. Both Assertion and Reason are incorrect.

Q. Prothrombin, albumin and fibrinogen are synthesised by

1. Pancreas
2. Liver
3. Bone marrow
4. Spleen

Q. Which prevents conversion of prothrombin to thrombin in an undamaged blood vessel?

1. Thromboplastin
2. Fibrinogen
3. Heparin
4. Calcium

Q. Name the blood cells, whose reduction in number can cause clotting disorder, leading to excessive loss of blood from the body.

1. Thrombocytes
2. Neutrophils
3. Erythrocytes
4. Leucocytes

Q.

Explain the consequences of a situation in which blood does not coagulate.

Q. Name the blood cells, whose reduction in number can cause clotting disorder, leading to excessive loss of blood from the body.

1. Neutrophils
2. Erythrocytes
3. Leucocytes
4. Thrombocytes

Q. Granulocytes are produced in

1. Liver
2. Bone marrow
3. Spleen
4. None of the above

Q. Name the blood cells, whose reduction in number can cause clotting disorder, leading to excessive loss of blood from the body?

1. Thrombocytes
2. Erythrocytes
3. Leucocytes
4. Neutrophils

Q. Very short answer type.
Give the scientific term for the formation of blood cells in the bone marrow.

Q. Which one of the following plasma proteins is involved in the coagulation of blood?

1. Albumin
2. Serum amylase
3. Globulin
4. Fibrinogen

Q. Which one of the following plasma proteins is involved in the coagulation of blood?

1. Albumin
2. Serum amylase
3. Globulin
4. Fibrinogen

Q. Most of the blood proteins are

1. Basic
2. Neutral
3. Acidic
4. All the above in equal proportions

Q. Heparin is connected with

1. Coagulation
2. Prevention of blood coagulation
3. Dilution of blood
4. Buffering of blood

Q. Name the blood cells, whose reduction in number can cause clotting disorder, leading to excessive loss of blood from the body?

1. Thrombocytes
2. Erythrocytes
3. Leucocytes
4. Neutrophils

Q. Is it possible for the blood to clot under the skin?
Give reason in support of your answer.

Q. Which of the following forms cells in the area of regular wear and tear to form the cells?

1. Harvesian canal
2. Osteoblasts
3. Osteocytes
4. Red bone marrow

Q. Granulocytes are formed inside _____________.

1. Liver
2. Red bone marrow
3. Kidney
4. Small intestine

Q. Which one of the following plasma proteins is involved in the coagulation of blood?

1. Albumin
2. Serum amylase
3. Globulin
4. Fibrinogen

Q. Name the blood cells, whose reduction in number can cause clotting disorder, leading to excessive loss of blood from the body?

1. Leucocytes
2. Neutrophils
3. Erythrocytes
4. Thrombocytes