BIOL2000 Study Guide - Midterm Guide: Pack Rat, Reduviidae, Meningoencephalitis
Document Summary
Human parasitology: who is a parasite, ectoparasites live on, but not in their hosts (they can nevertheless cause severe illness). Ich, a protozoan ectoparasite of the skin of fish: endoparasites live within the body and tissues of their hosts. Trypanosomes, which cause sleeping sickness, within the blood of an infected animal. Parasitic diseases are in their majority the diseases of the poor around the globe. Kinetoplasts: leishmania: move using a single flagellum, vector = sandfly, confusing distribution, because of the amount of places you can get it from and amount of sandflies. 3 different disease syndromes: visceral leishmaniasis targets liver and spleen, fatal infections, cutaneous leishmaniasis - not usually lethal, creates sores. Leishmania major: mucocutaneous leishmaniasis targets soft tissue on face, not usually lethal. Trypanosomes multiply in the tissue around the initial bite site. This often results in a characteristic local inflammation the trypanosomal chancre .
