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Biology
Human Health and Disease
121 questions from 38 papers, each with its answer.
- 121 questions
- 38 papers
- 3.43% of Biology
Innate immunity
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In which one of the following options the two examples are correctly matched with their particular type of immunity?Cellular barriers of innate immunity are leukocytes such as polymorpho-nuclear leukocytes (neutrophils), monocytes, natural killer cells and macrophages, which phagocytose and destroy microbes.
Mucus coating is a physical barrier, while HCl, saliva and tears are physiological barriers.
Anti-tetanus and anti-snake-venom injections contain preformed antibodies, which give passive immunity.
Malaria
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Motile zygote of Plasmodium occurs inGametocytes taken up with the blood meal fuse in the gut (stomach) of the female Anopheles mosquito.
The zygote formed is motile and is called the ookinete; it penetrates the stomach wall and forms an oocyst.
Sporozoites formed later migrate to the salivary glands.
That is every question in Human Health and Disease for this filter.
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