Q. No.Opportunistic infections appear in AIDS patients when the HIV has destroyed :
1. Macrophages
2. T cytotoxic cells
3. T helper cells
4. B cells
1. Macrophages
2. T cytotoxic cells
3. T helper cells
4. B cells
Proto-oncogenes are seen in :
1. Normal cells
2. Malignant cells
3. Virus infected cells
4. Cells exposed to X-rays
What is incorrect regarding opioids?
| 1. | Their receptors are in CNS and CVS |
| 2. | They are generally taken by snorting and injection |
| 3. | They are CNS depressants |
| 4. | They can be powerful sedatives and painkillers |
The principal psychoactive principle present in the hemp plant, Cannabis sativa, is:
1. acetyl salicylic acid
2. diacetylmorphine
3. tetrahydrocannabinol
4. lysergic acid dimethylamide
DNA damage leading to neoplastic transformation can be brought about by ionizing radiations like :
1. UV rays
2. Gamma rays
3. Infrared waves
4. Radio waves
The skeletal structure shown in the given diagram shows the structure of :
| 1. | Morphine | 2. | Diacetyl morphine |
| 3. | Cannabinoid | 4. | Cocaine |
Ringworm in humans can be caused by infection with all the following except:
1. Microsporum
2. Taenia
3. Trichophyton
4. Epidermophyton
Primary lymphatic organs serve as the site for:
| 1. | antibody formation |
| 2. | lymph formation |
| 3. | lymphocytes to encounter and bind to antigens |
| 4. | lymphocyte formation and maturation |
AIDS is characterized by the presence of:
| 1. | Nosocomial infections |
| 2. | Iatrogenic infections |
| 3. | Opportunistic infections |
| 4. | Subclinical infections |
The receptors for the drug shown below are located in :
1. CNS and CVS
2. CVS and GIT
3. CNS and GIT
4. CNS and PNS
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