T .vaginalis has an incubation period of from four days to week

Symptoms of T .vaginalis may not appear for up to six months

the signs and symptom of trichomoniasis in females include

.The infected males of T .vaginalis are usually symptomatic ,acting as carriers of infection

The diagnosis of T. vaginalis can be readily made solely on the classic symptoms ,

Trichomonisasis can be cured with nitroimidazole antibiotic (e.g. metronidazole or Tinidazole ).

There are 3 species of Tryoanosoma that can infected man these are

*Description: African trypanosomes remain exclusively extracellular,

Final host of Trypanosoma gambiense: Human epimastigote

Life stages of Trypanosoma rhodesiense : amastigote , promastigote epimastigote& trypamastigote.

Diagnostic stage of Trypanosoma rhodesiense: trypomastigote only

Disease :Sleeping sickness or African trypanosomiasis.

Intermediate host : Tse-tse fly genus Glossina palpalis (epimastigote).

Tse-tse fly genus Glossina morsitans
(epimastigote)

Description: Intracellular parasite have ability to invade tissues

*Habitat or site of infection: firstly in blood & tissue of reticuloendothelial system especially lymph nodes & spleen.

Habitat or site of infection In Trypanosoma cruzi : blood & tissue especially cardiac muscle