Q. No.AIDS is caused by HIV, among the following, which one is not a mode of transmission of HIV?
1. Transfusion of contaminated blood
2. Sharing the infected needles
3. Shaking hands with infected prersons
4. Sexual contact with infected persons
Complete the analogy by choosing the correct option.
Typhoid : Widal test : : HIV : _______
1. VDRL test
2. Schick test
3. ELISA test
4. Mantoux test
A certain patient, X, is suspected to be suffering from acquired immune deficiency syndrome. Which diagnostic technique will you recommend for its detection?
| 1. | MRI | 2. | Ultra Sound |
| 3. | WIDAL | 4. | ELISA |
At which stage of HIV infection does one usually shows symptoms of AIDS?
| 1. | When viral DNA is produced by reverse transcriptase. |
| 2. | When HIV replicates rapidly in helper T-lymphocytes and damages a large number of these. |
| 3. | Within 15 days of sexual contact with an infected person. |
| 4. | When the infecting retrovirus enters host cells. |
HIV that causes AIDS first starts destroying:
1. B-lymphocytes
2. leucocytes
3. thrombocytes
4. helper T-lymphocytes
The early screening test for HIV infection is :
1. ELISA
2. Western Blot
3. Culture of HIV
4, Detection of opportunistic infections
Which of the following diseases is related with the statement "Don't die of ignorance"?
1 Cancer
2 AIDS
3 Hepatitis
4 Gonorrhoea
Opportunistic infections appear in AIDS patients when the HIV has destroyed :
1. Macrophages
2. T cytotoxic cells
3. T helper cells
4. B cells
Mark the incorrect statement with respect to AIDS:
| 1. | AIDS is not spread by mere touch. |
| 2. | Time lag between infection and the appearance of AIDS symptoms is just 5-6 months only. |
| 3. | It is caused by a retrovirus. |
| 4. | HIV enters body cells by receptor-mediated endocytosis. |
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