Parasitology -Parasite -viruses. -bacteria. -fungi. -protozoa. -helminths. -insects.-Host

Five Kingdoms system of classification1-Monera2-Protista (protozoa)3-Fungi4-Plantae5-Animalia (helminths)

Parasites

1-Protozoa 2-Helminths 3-Insects

Medical Parasitology1-Medical Protozoalogy2-Medical Helminthology3-Medical Entomology

Classification of Protozoa

•1-Amoebae (Entamoeba histolytica)•2-Ciliates (Balantidium coli)•3-Flagellates (Giardia lamblia)•4-Sporozoa (Toxoplazma godii)

Types of parasites

-Ectoparasites-Endoparasites-Obligate parasites-Facultative parasites (free living)-Permanent parasites-Temporary parasites-Accidental parasites

Types of hosts

-Definitive hosts-Intermediate host-Reservoir hosts-Paratenic hosts-Natural hosts-Accidental hosts

Host-parasite relashionship

-Symbiosis (no harm to the host)-Apportunism-Commensalism-Mutualism-Parasitism

-Infection

-Infestation

-Vector

Pathogenisity of parasites

-Trauma-Lytic necrosis-Inflammation-Toxines-Allergic manifestation