Parasitology Introduction
What is a parasite? Kinetoplastids VectorsStructures Identification
A relationship between 2 species when any 2 organisms live in close association, commonly one living in or on the body of another.
What is a symbiotic relationship?
These parasites live within the body and tissues of host (Ex. Plasmodium inside RBC)
What are endoparasites?
This group of parasites includes flatworms; such as flukes and tapeworms.
What is Platyhelminthes?
A type of commensalism where one organism attaches to another and “hitches a ride”
What is phoresy?
This is characterized by a constant number of pathogens.
What is infestation?
This genera goes through the epimastigote, promastigote, and amastigote stages during its life cycle.
What is Leishmania?
The site where Leishmania amastigotes replicate.
What is a macrophage?
This parasite is transmitted by a stercorarian vector.
What is Trypanosoma cruzi?
The site where Tyrpanosoma brucei replicate.
What is the Tsetse fly gut?
This parasite causes Kala Azar, which is the systemic infection of reticulo-entothelial cells throughout multiple internal organs and the blood.
What is Leishmania donovani?
Glossina is the vector of this parasite.
What is T. brucei?
The pinworm is in a commensalistic relationship with this parasite.
What is Dientoamoeba fragilis?
Phlebotomidae is the vector of this parasite.
What is Leishmania?
Triatoma gerstaickeri is the vector of this parasite.
What is T. cruzi?
A monogamous insect that gives live birth.
What is Glossina?
A cresent shaped structure that is found in Opilina sp.
What is a falx?
A DNA containing compartment located with the single mitochondrion and associated with the flagella base.
What is a kinetoplast?
The ability of a parasite to change the proteins it presents to the host’s immune system.
What is Antigenic Variation?
A flexible structure found in Trichomonads that commences at the nucleus and bisects the parasite.
What is an axostyle?
A structure that is present in anaerobic and aero tolerant organisms that is involved in carbohydrate metabolism and drug therapy.
What are hydrogenosomes?
A bulls eye rash that appears in a person with Chagas disease.
What is a chagoma?
A local inflammation caused by Trypanosoma brucei.
What is a chancre?
This amoeba is found in the mouth.
What is Entamoeba gingivalis?
An enlargement of the lymphtic glands (especially the posterior triangle of the neck).
What is a winterbottom sign?
This genus contains no Golgi or mitochondria.
What is Entamoeba?