Characteristics of East and West African Trypanosomiasis Flashcards
Which region is associated with Trypanosoma brucei rhodesiense?
A. North America
B. East Africa
C. South Asia
D. Western Europe
B. East Africa
What is the causative agent of West African sleeping sickness?
A) Plasmodium falciparum
B) Trypanosoma brucei gambiense
C) Leishmania donovani
D) Toxoplasma gondii
B) Trypanosoma brucei gambiense
Which species of Tsetse fly is associated with the East African region?
A) Glossina palpalis group
B) Glossina morsitans group
C) Glossina fuscipes group
D) Glossina brevipalpis group
B) Glossina morsitans group
Which Tsetse fly group is linked to the West African region?
A) Glossina palpalis group
B) Glossina morsitans group
C) Glossina fusca group
D) Glossina brevipalpis group
A) Glossina palpalis group
Where is the primary reservoir for East African trypanosomiasis located?
A) Humans
B) Animals
C) Both humans and animals
D) None of the above
B) Animals
Which population serves as the primary reservoir for West African trypanosomiasis?
A) Humans
B) Animals
C) Both humans and animals
D) None of the above
A) Humans
In which region is the manifestation of East African illness characterized by acute symptoms, with early central nervous system (CNS) invasion typically occurring in less than nine months?
A) South America
B) East Africa
C) North America
D) Europe
B) East Africa
How is West African illness distinguished in terms of its manifestation?
A) Chronic symptoms with late CNS invasion over months to years
B) Acute symptoms with early CNS invasion in less than nine months
C) Subacute symptoms with early CNS invasion within three months
D) No CNS invasion in any phase of the illness
A) Chronic symptoms with late CNS invasion over months to years
What is the degree of lymphadenopathy in East African individuals?
A) minimal
B) Mild
C) Moderate
D) Prominent
A) Minimal
How would you describe the level of lymphadenopathy in West African individuals?
A) Minimal
B) Mild
C) Moderate
D) Prominent
D) Prominent
What is the level of parasitemia in East African populations?
A. Low
B. Moderate
C. High
D. Very High
C. High
In which African region is the parasitemia level generally low?
A. East African
B. West African
C. North African
D. South African
B. West African
What is the primary mode of transmission for East African trypanosomiasis, and where is it commonly found?
A) Vector-borne, in urban areas
B) Anthroponosis, in rural populations
C) Anthropozoonosis, in game parks
D) Waterborne, in coastal regions
C) Anthropozoonosis, in game parks
What is the diagnostic stage for East African Trypanosomiasis?
A) Amastigote
B) Promastigote
C) Trypomastigote
D) Leishmanial form
C) Trypomastigote
Which type of trypanosomiasis is prevalent in West Africa, and where is its primary transmission focus?
A) Vector-borne, in urban areas
B) Anthroponosis, in game parks
C) Anthropozoonosis, in rural populations
D) Airborne, in mountainous regions
C) Anthropozoonosis, in rural populations
