Dental Specialties in US. The American Dental Association recognizes nine dental specialties in which dentists can get additional training and practice in addition to or instead of general dentistry: 1  Dental public health-Study of dental epidemiology and social health policies.
Trichinella spiralis is a parasitic worm that causes the disease Trichinosis. A whipworm is a roundworm that infects the large intestine. Whipworms are found commonly in pork and are often called pork-worms. They are also found in rats, humans, dogs and cats.
Because of a little roundworm parasite named Trichinella. An infection by this nematode causes trichinosis. Trichinella parasite is a unique roundworm, in that its larvae can travel to, and encase itself in, muscle tissue.Thus, if you eat infected muscle meat, then immature trichinella can migrate to your muscles as well.ecause of a little roundworm parasite named Trichinella. An infection by this nematode causes trichinosis. Trichinella parasite is a unique roundworm, in that its larvae can travel to, and encase itself in, muscle tissue.