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  4. Body Fluids and Circulation Chapter-Wise Test 2

Body Fluids and Circulation Chapter-Wise Test 2

Correct answer Carries: 4.

Wrong Answer Carries: -1.

What is the normal range of hemoglobin in a healthy individual?

4-8 g/dL
8-12 g/dL
12-16 g/dL
16-20 g/dL
3

Normal hemoglobin levels range from 12-16 g/dL in a healthy individual.

Which white blood cells are responsible for phagocytosis?

Basophils and eosinophils
Neutrophils and monocytes
Lymphocytes and platelets
Erythrocytes and thrombocytes
2

Neutrophils and monocytes are phagocytic WBCs that engulf and digest foreign particles and pathogens.

Which blood disorder is caused by a decrease in platelet count?

Anemia
Thrombocytopenia
Leukopenia
Polycythemia
2

Thrombocytopenia is a condition where platelet count is low, leading to excessive bleeding.

Which of the following is correct about platelets?

Platelets are fragments of megakaryocytes.
Platelets play a major role in oxygen transport.
Platelets have a long lifespan of 120 days.
Platelets are the most abundant blood cells.
1

Platelets are cell fragments derived from megakaryocytes and are involved in blood clotting.

Which organ is referred to as the "graveyard of RBCs"?

Liver
Kidney
Spleen
Bone marrow
3

The spleen breaks down old and damaged RBCs, hence called the "graveyard of RBCs."

Which of the following statements about WBCs is incorrect?

WBCs lack hemoglobin.
WBCs are larger in size compared to RBCs.
WBCs are mainly involved in blood clotting.
WBCs include granulocytes and agranulocytes.
3

WBCs are involved in immune response, while platelets are responsible for blood clotting.

Which of the following is correct about the function of hemoglobin?

Hemoglobin is found in WBCs.
Hemoglobin binds with oxygen for transport.
Hemoglobin plays no role in carbon dioxide transport.
Hemoglobin does not contain iron.
2

Hemoglobin in RBCs binds with oxygen for transport to body tissues and also helps in CO₂ transport in the blood.

Which of the following is incorrect about the function of hemoglobin?

Hemoglobin binds to oxygen in the lungs.
Hemoglobin does not bind to carbon dioxide.
Hemoglobin contains iron.
Hemoglobin is found in red blood cells.
2

Hemoglobin does bind to carbon dioxide, transporting it from tissues to the lungs for exhalation.

Which of the following blood vessels has the highest blood pressure?

Veins
Capillaries
Aorta
Venules
3

The aorta has the highest blood pressure as it receives blood directly from the left ventricle.

Which of the following is correct about the function of the lymphatic system?

It carries oxygen to tissues.
It helps in the absorption of fats from the intestine.
It transports carbon dioxide to the lungs.
It is responsible for the production of RBCs.
2

The lymphatic system absorbs fats through lacteals present in the small intestine.

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