Zoology - Human Health and Diseases Question with Solution | TestHub
The malarial parasites initially multiply within the liver cells and then attack the red blood cells (RBCs) resulting in their rupture. The rupture of RBCs is associated with release of
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Solution:
The life cycle ofPlasmodium- It requires two hosts to complete its life cycle - Human (host) and female Anopheles mosquito (vector).
A. Female Anopheles mosquito bites the human and releases sporozoites in the blood.
B. Multiplication of parasites in the liver cells.
C. The entry of parasite into RBCsRupture of RBCsRelease of a toxic substance → HemozoinHemozoin causes chills and high fever repeating every 3 to 4 days.
D. Female Anopheles mosquito bites an infected person → Parasites enter the mosquito's body (gut) and undergo further development.
E. Multiplication of parasites within the body of mosquito to form sporozoites → Sporozoites are stored in the salivary glands.
F. Step A - E repeated.
