2nd October 2019

stanford
12

What is the intermediate host of Ascaris?

Humans, along with a wide variety of other animals, are known as intermediate hosts; smaller animals which raccoons prey on and are intermediate hosts are known as paratenic hosts. Unlike an Ascaris lumbricoides infection, intermediate hosts cannot spread the roundworm through defecation of the eggs.

Just so, what is the host of malaria?

The malaria parasite life cycle involves two hosts. During a blood meal, a malaria-infected female Anopheles mosquito inoculates sporozoites into the human host . Sporozoites infect liver cells and mature into schizonts, which rupture and release merozoites .

What are the primary and secondary host of malaria?

Life cycle of malaria parasites. Plasmodium parasites' primary hosts and transmission vectors are female Anopheles mosquitoes. Humans and other vertebrates are secondary hosts. The mosquitoes first take in the parasite by feeding on the blood of an infected person.

What is the difference between a definitive host and an intermediate host?

A primary host or definitive host is a host in which the parasite reaches maturity and, if possible, reproduces sexually. A secondary host or intermediate host is a host that harbors the parasite only for a short transition period, during which (usually) some developmental stage is completed.
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