Which tapeworm has the human as the intermediate host?
solium; cysticercosis results from humans acting as accidental intermediate hosts for the parasite (this role is normally fulfilled by swine).
Which species of tapeworms require two intermediate hosts?
For example, Diphyllobothrium has at least two intermediate hosts, a crustacean and then one or more freshwater fish; its definitive host is a mammal. Some cestodes are host-specific, while others are parasites of a wide variety of hosts.
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External.
| Monogenea | |
|---|---|
| fish parasites | |
| Cestoda tapeworms and allies Trematoda flukes |
What parasite has two intermediate hosts?
Like many other parasites, these trematodes have a three host life cycle involving two intermediate hosts and one definitive host.
What is the definitive host for tapeworms?
All tapeworms (cestodes) cycle through 3 stages—eggs, larvae, and adults. Adults inhabit the intestines of definitive hosts, mammalian carnivores.
What is an intermediate host in microbiology?
1 : a host which is normally used by a parasite in the course of its life cycle and in which it may multiply asexually but not sexually — compare definitive host.
What do tapeworms do to the host?
The tapeworm feeds off the food that the host is digesting. It uses this nutrition to grow. Tapeworms are made up of segments, and they get longer by growing new segments. Each segment can reproduce by making thousands of eggs.
What are two Cestodes for which humans can serve as intermediate hosts?
Humans can serve as both the definitive host and an intermediate host for two species, T. solium and H. nana.
What is the secondary host of tapeworm?
It is found throughout the world and is most common in countries where pork is eaten. It is a tapeworm which has humans as its definitive host and often pigs as intermediate or secondary host.
Which worm does not use intermediate hosts for transmission?
Roundworms are free-living in the intestines. Roundworms do not require an intermediate host to spread from dog to dog, but can be transmitted by ingestion of eggs that are shed in the feces of infected dogs. Hookworms are one of the most significant intestinal parasites of the dog.