| I: | themselves do not secrete antibodies |
| II: | help B cells to produce antibodies |
The first form of milk produced by the mammary glands of humans immediately following delivery of the newborn is rich in:
1. IgA antibodies
2. IgG antibodies
3. IgM antibodies
4. IgE antibodies
| 1. | The B – lymphocyte counts becomes excessive |
| 2. | The phagocytic cells stop functioning |
| 3. | The T helper cell count gets very low |
| 4. | The body starts making a large number of antibodies against HIV |
Which of the following vaccines has been produced by recombinant DNA technology?
1. Oral polio vaccine
2. Bacillus Calmette–Guérin vaccine
3. DPT vaccine
4. Hepatitis B vaccine
| 1. | A decrease in the size of prostate gland |
| 2. | depression |
| 3. | decreased sperm production |
| 4. | kidney and liver dysfunction |
Widal test is done for the diagnosis of:
1. Pneumonia
2. Typhoid
3. Syphilis
4. AIDS
| Column I | Column II | ||
| A | Antigen | P | a chemical produced by the human body in response to the presence of a foreign substance |
| B | Antibody | Q | a foreign substance that causes the human body to produce a special chemical in response to its presence |
| C | Active immunity | R | immunity acquired as a result of injection of a vaccine containing live micro-organisms |
| D | Passive immunity | S | immunity acquired as a result of the injection of a vaccine containing antibodies |
| A | B | C | D | |
| 1. | Q | P | R | S |
| 2. | Q | P | S | R |
| 3. | P | Q | R | S |
| 4. | P | Q | S | R |
| List I | List II | ||
| A. | Ringworm | I. | Haemophilus influenza |
| B. | Filariasis | II. | Trichophyton |
| C. | Malaria | III. | Wuchereria bancrofti |
| D. | Pneumonia | IV. | Plasmodium vivax |
| Options: | A | B | C | D |
| 1. | III | II | IV | I |
| 2. | II | III | IV | I |
| 3. | II | III | I | IV |
| 4. | III | II | I | IV |
| 1. | Eosinophils | 2. | TH cells |
| 3. | B-lymphocytes | 4. | Basophils |