Explain the statement by giving two examples: ‘It is not necessary that the pathogen may affect an organ or tissue depending upon the point of entry.’
Q. Explain the statement by giving two examples:
‘It is not necessary that the pathogen may affect an organ or tissue depending upon the point of entry.’
Ans. (a) AIDS causing virus – enter through sex organs – spread to lymph modes all over the body.
(b) Japanese encephalitis – virus – enter blood through mosquito bite – reaches brain.
(c) Malaria – protozoa plasmodium – enter blood through mosquito bite – reaches liver and then passes into the RBC. (Any two)
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