This classification is based on the way these drugs are used for the treatment of a particular condition. Inotropic, Chronotropic and Dromotropic are different types of cardiac drugs. This classification is based on the way these drugs are used for the treatment of a particular condition. Inotropic drugs affect the force of cardiac contraction. Chronotropic drugs affect the heart rate. Dromotropic drugs affect conduction velocity through the conducting tissues of the heart.
ectoparasite noun a parasite which lives on the skin or outer surface of its host but feeds by piercing the skin. Compare endoparasite
Ectoparasite Infestations in Rodents1. One of the scourges of pet mice are fur mite infestations which are referred to as acariasis. Mice can be infested with fur mites, follicle mites, or lice (pediculosis). In most cases, lice and mites are species specific and do not bother humans or other species. The exception to this is the Tropical rat mite (Ornithonyssus bacoti) which has a nonselective host range and will bite humans, dogs, cats, etc.