What are examples of intermediate hosts?
Table 2: Parasite and their intermediate host(s)
|Liver Flukes (Clonorchis, Opisthorchis)||Fish of Cyprinidae family (carps and minnows)|
|Tapeworm (Taenia solium)||Humans, Cow, Pigs|
|Schistosoma mansoni||Freshwater snails (Biomphalaria spp.)|
|Toxoplasma gondii||Many mammals and birds|
What is the difference between a host and an intermediate host?
The definitive host is the one which harbors the adult parasite and where the parasite reproduces sexually. The intermediate host is the host which harbors the larval stage or the asexual forms of the parasite.
Which is intermediate host in malaria?
The intermediate host of malarial parasites is a mosquito of the genus anopheles that can infect humans and other mammals.
Is Mosquito an intermediate host?
Mosquito is the intermediate host because as a vector it transmitted the parasite from one person to another.
Is snail an intermediate host?
The snails are considered to be intermediate hosts because humans harbour the sexual stages of the parasites and the snails harbour the asexual stages. People serve as vectors by contaminating the environment. Transfer of the infection requires no direct contact between snails and people.
What is an example of a definitive host?
The definitive host refers to the organism wherein the parasite reaches its mature form. Thus, the parasite at this stage is typically capable of reproduction. For example, human tapeworm makes use of human as its definitive host.
What are definitive hosts?
Definition of definitive host
: the host in which the sexual reproduction of a parasite takes place — compare intermediate host sense 1.
What is the intermediate host of Fasciola hepatica?
Background. Fasciola hepatica is a parasite of herbivorous mammals and humans. Distribution is worldwide and is dependent upon lymnaeid snails as an intermediate host.
Does malarial parasite have intermediate host?
… their final host and an intermediate host, or vector, that transfers the parasite from one final host to another: the malarial parasite Plasmodium falciparum alternates between a final human host and an intermediate mosquito host by which the parasite is transferred from one person to another.
What are the 4 types of hosts?
Types of hosts
- accidental host. a host that shelters an organism which does not usually parasitize that host.
- incidental host (a.k.a. dead-end host) a host that shelters an organism but is unable to transmit the organism to a different host.
- primary host (a.k.a. definitive/final host) …
- reservoir host.
Which of the following is the intermediate host of wuchereria?
Humans serve as the definitive host and mosquitos as the intermediate host. The adult parasites reside in the lymphatics of the human host.
Which of the following has no intermediate host?
Ascaris lumbricoides (the common roundworm) has no intermediate host. Man acquires infection by directly ingesting Ascaris eggs having the infective second stage- rhabditoid larva, with contaminated food or water.