Ringworm is not caused by:
1. | Trichoderma | 2. | Microsporum |
3. | Trichophyton | 4. | Epidermophyton |
Where do the T-lymphocytes develop the ability to recognize self from non-self antigens?
1. | plasma cells | 2. | spleen |
3. | thymus | 4. | liver |
Which of the following is not lymphoid tissue?
1. | Spleen | 2. | Tonsils |
3. | Pancreas | 4. | Thymus |
The microenvironment for the development and maturation of T lymphocytes is provided by:
I. Bone marrow
II. Thymus
III. Spleen
1. | Only II | 2. | Only III |
3. | Only I and II | 4. | I, II and III |
Which of the following is not a function of spleen?
1. | It acts as a filter of the blood by trapping blood-borne microorganisms |
2. | It acts as a large reservoir of RBCs |
3. | It filters our old RBCs |
4. | It continues to form RBCs for a few years after birth |
Assertion (A): |
Biological response modifiers like alpha interferon can help detection and destruction of tumour cells by the
immune system. |
Reason (R): | Such biological response modifiers activate the immune system of the patient. |
1. | Both (A) and (R) are True but (R) does not explain (A). |
2. | Both (A) and (R) are False. |
3. | Both (A) and (R) are True and (R) correctly explains (A). |
4. | (A) is True but (R) is False. |