Q. No.Select the correct pair representing the diagnostic test for AIDS and its treatment
(1) ELISA/Anti-retroviral drugs
(2) Widal test/ antibiotics
(3) VDRL/antibiotics
(4) Widal test/ anti-retroviral drugs
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
Study the diagram given and choose the correct statement:
| 1. | A: Retrovirus replicates outside the cell |
| 2. | B: Viral DNA is produced by the host's enzyme - reverse transcriptase |
| 3. | C: Viral DNA incorporates into the host genome |
| 4. | D: New viral DNA is produced by the infected cell |
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.
The immune-deficiency becomes marked once the HIV starts destroying
1. Macrophages
2. T helper cells
3. B lymphocytes
4. Natural killer cells
The early screening test for HIV infection is :
1. ELISA
2. Western Blot
3. Culture of HIV
4, Detection of opportunistic infections
Opportunistic infections appear in AIDS patients when the HIV has destroyed :
1. Macrophages
2. T cytotoxic cells
3. T helper cells
4. B cells
Consider the following statements:
| I: | HIV is a retrovirus. |
| II: | It infects and destroys the CD4 T-lymphocytes. |
| III: | The newer antiretroviral drugs are a cure for HIV infection. |
Which of the above statements are true?
| 1. | I and II only | 2. | I and III only |
| 3. | II and III only | 4. | I, II, and III |
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 |
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