White Blood Corpuscles are an essential part of the immune system of the human being. These cells are rounded and amoeboid and they have a nucleus. These cells have no pigment. The size of the WBCs is larger than RBCs. WBCs are much less in number than RBCs.
1. What is the ratio of WBC to RBC in the blood oh human being?
A. 1:50
B. 1:200
C. 1:900
D. 1:600
2. Granulocytes are produced in red bone marrow from the...
A. RBC
B. Platelets
C. Plasma
D. Precursor cell
3. What is the other name of the white blood cells?
A. Erythrocytes
B. Leukocytes
C. Granulocytes
D. Agranulocytes
4. Which WBC act as a soldier of the body?
A. Neutrophils
B. Eosinophils
C. Basophils
D. Acidophils
5. What is the life span of the WBC?
A. 10 to 20 days
B. 15 to 20 days
C. 13 to 20 days
D. 18 to 20 days
6. What is the life span of Neutrophils?
A. Between 20 and 70 hours
B. Between 5 and 90 hours
C. Between 5 and 60 hours
D. Between 10 and 20 hours
7. What is the other name of the Basophils?
A. Eosinophils
B. Neutrophils
C. Acidophils
D. Cyanophils
8. Which WBC secretes heparin and histamine?
A. Neutrophils
B. Acidophils
C. Basophils
D. Eosinophils
9. Acidophils are also known as...
A. Eosinophils
B. Neutrophils
C. Basophils
D. Cyanophils
10. Which one are the largest leukocytes?
A. Lymphocytes
B. Monocytes
C. Granulocytes
D. Eosinophils
11. Which cell in WBC is highly motile?
A. Lymphocytes
B. Monocytes
C. Eosinophils
D. Neutrophils
12. Lymphocytes are formed in ...
A. Thymus
B. Lymph nodes
C. Spleen
D. All of them
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