Match the following columns and select the correct option.
Column I | Column II | ||
(a) | Eosinophils | (i) | Immune response |
(b) | Basophils | (ii) | Phagocytosis |
(c) | Neutrophils | (iii) | Release histaminase, destructive enzymes |
(d) | Lymphocytes | (iv) | Release granules containing histamine |
(a) | (b) | (c) | (d) | |
1. | (iv) | (i) | (ii) | (iii) |
2. | (i) | (ii) | (iv) | (iii) |
3. | (ii) | (i) | (iii) | (iv) |
4. | (iii) | (iv) | (ii) | (i) |
Histamine in the blood is secreted by:
1. | Mast cells | 2. | Macrophages |
3. | Eosinophils | 4. | Basophils |
Select the option having all the correct characteristics:
Structure | Percentage | Function | |
1. | |
0.3-0.5 | Phagocytic |
2. | |
0.5-1.0 | Secrete histamine |
3. | |
30-40 | Defense against parasites |
4. | |
30-40 | Allergic reactions |