14 Reservoirs of inf a) humantection ca d) all the animais c)vater 5. Diphthoria

Question

14 Reservoirs of inf a) humantection ca d) all the animais c)vater 5. Diphthoria toxin a) produces a ted skin rash b) inhibits protein in synthesis in oukaryotie se of the d) is a superantigen e) prevents muscle relaxation neurotzananitter acetylchellne 46. Ant imicrobial peptides M2 present in human a) are not b) are 47 egtionsof ganna globulin can conferi al natuzally acquired active inmunity b) artificially acquired passive e) naturally acquired passive imeunity d) artificially acquired activo immun imoun ity ty 48. HIV requires to replicate a) zevezse transcriptase b) protease c) integzase d) all the above 49. Reactions to poison ivy are caused by hypersensitivity a) Type I (anaphylaxtic) c) Type III (immune compl I (cytotoxic) exi d) Type iv (ceii modtated) 50. Which of the following is true about vaccines? ines contain killed virus. a) Attenuated whole-agent vacc b) Toxoid vaccines do NOT zequire boosters. c) Subunit vaccines produce the tewest side eftects. d) All of the above

Explanation / Answer

44. (d)All of above.

45. (b)inhibits protein synthesis in eukaryotic cells.

46.(b)are present

47.(b)artificialy aquired passive immunity.

48. (a) HIV needs reverse transcriptase enzyme to replicate.because it retro virus or RNA containing virus.

49.(d)poison ivy mounts delayed type hypersensitvity which is cell mediated in nature. mostly by CD4+ T helper cells. inflammation occurs due to secretion of proinflammatory cytokines like interferon gama (IFN-g) and Tumor necrosis factor alpha (TNF-a)

50.(d) all are true for a vaccine.

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