Snails and Crustacenas as Intermediate Hosts of Human Disease. Freshwater snails are the intermediate hosts of a variety of trematodes (flukes) and some nematodes (roundworms) that cause many human diseases.
Do roundworms need an intermediate host?
Direct life cycle. Nematode can infect fish directly without the need for an intermediate host.
What is the primary host of roundworm?
Etiology: Ascaris lumbricoidesis the largest and, globally, the most widespread of all human intestinal roundworms (Nematode). Life cycle: Human is the definitive host.
Are roundworms host specific?
Roundworm species of veterinary importance For each species the predilection site(s) and most affected hosts are mentioned. Some species are quite host-specific; other species can infect a wide range of hosts.
What nematode worm has an intermediate host?
Angiostrongylus costaricensis is a parasitic nematode (worm) that resides in rodents and uses mollusks, such as slugs, as an intermediate host. Rats, such as the cotton rat, transmit the larvae through their feces. Slugs then ingest the larvae. Humans are accidental hosts of the parasite.
More useful articles on a similar topic 👇
How did roundworms get their name?What does a roundworm eat?
