Table of Contents
- 1 How do tapeworms adapt to their host?
- 2 What structures do tapeworms have to be successful in their host?
- 3 What exactly is a tapeworm and how does it affect its host?
- 4 What are the adaptive features of trematode?
- 5 What is the anatomical feature of a tapeworm that possesses both male and female reproductive structures?
- 6 What is the economic importance of tapeworm?
- 7 What is the habitat and habits of tapeworm?
How do tapeworms adapt to their host?
Parasites are adapted so that they receive maximum benefit from the host but do not kill them. Tapeworms have many adaptations such as strong suckers and hooks for attachment to the lining of the small intestine. Tapeworms are thin and flattened and have a very large surface area for absorption of nutrients.
What structures do tapeworms have to be successful in their host?
The head, or scolex, bears suckers and often hooks, which are used for attachment to the host. The body covering is a tough cuticle, through which food is absorbed. There is neither a mouth nor a digestive tract. Tapeworms also lack a circulatory system and an organ specialized for gas exchange.
What is a unique feature of tapeworms?
The Skin. tough outer covering that. protects against host’s digestive juices. thick epidermis. many layered and perforated (having series.
What exactly is a tapeworm and how does it affect its host?
Tapeworms get into the body when a person eats or drinks something that’s infected with a worm or its eggs. Once inside the body, the tapeworm head attaches to the inner wall of the intestines. The tapeworm feeds off the food that the host is digesting. It uses this nutrition to grow.
What are the adaptive features of trematode?
a) Active transmission has adapted for dispersal in space as a free swimming ciliated miricidium with adaptations for recognising and penetrating the first intermediate host. b) Passive transmission has adapted for dispersal in time and infects the first intermediate host contained within the egg.
What are the five adaptive features of parasites?
These are: 1) avoidance of parasites; 2) controlled exposure to parasites to potentiate the immune system; 3) behavior of sick animals including anorexia and depression to overcome systemic febrile infections; 4) helping sick animals; 5) sexual selection for mating partners with the genetic endowment for resistance to …
What is the anatomical feature of a tapeworm that possesses both male and female reproductive structures?
In the strobila, each proglottid potentially contains one or more sets of both male and female reproductive organs, making the tapeworms hermaphroditic. Proglottids are added on in the “neck” region (by a process called strobillation) between the scolex and strobila, and mature as they move down the body.
What is the economic importance of tapeworm?
The economic importance of the fringed tapeworm is due primarily to its effect on the bile ducts of the liver, which become enlarged and inflamed and make the liver unfit for human food.
What is a tapeworm niche?
Tapeworms are parasitic animals that derive their nutrients from the body of their host, such as a dog, bear, fish, or deer. The niche of parasitic worms end up contributing to strengthening host populations overall. The tapeworms weed out sick individuals of the species who do not survive the parasite’s…
What is the habitat and habits of tapeworm?
HABITAT. Tapeworms live in almost all land, sea, and freshwater habitats where vertebrates live. Vertebrates (VER-teh-brehts) are animals with a backbone. Most adult tapeworms live in the intestines of the final hosts, but a few species live in the body cavity.