![]() ![]() There, the larvae attach themselves to the intestinal wall where they mature, mate and produce eggs. The irritation caused by the worms causes the animal to cough them up into the mouth, and then swallow them back into the intestinal tract. Hookworm larvae that are absorbed into the skin enter the bloodstream, where they travel to the lungs and trachea. ![]() The life cycle of the hookworm depends on the way the larvae enter a host. Hookworms are opportunistic parasites, in that unlike many parasites that must be ingested to infect an animal, hookworms can be acquired in that way, but also via larvae penetrating the skin, and through the uterus and milk of affected mothers to their offspring. The U stenocephala (northern canine hookworm) affects dogs, cats and foxes, and the a tubaeforme (feline hookworm) infects cats only. braziliense (canine and feline hookworm) affects dogs, cats, foxes and humans. caninum (canine hookworm) can infect dogs, foxes and humans. There are several common varieties of hookworms common to North America. Hookworms can affect both dogs and cats, and are of particular concern as a zoonotic parasite- a parasite that is contagious to humans. Hookworms are named for their hook-life mouths that are used to “bite” into the intestinal wall of affected hosts. One of the most common intestinal parasites that can infect dogs and cats, hookworms can cause severe side effects, and even death if left untreated. ![]()
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