Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
25 Cards in this Set
- Front
- Back
|
Entamoeba histolytica
|
Disease: Amoebiasis
Cause: ingest contam food/water; fecal-oral Stage: Cysts Diagnose: feces |
|
|
Describe cysts/trophozites of E. histolytica
|
Cysts - Hard. Survive stomach acid
Troph - adults don't get sick (oval shape) |
|
|
Symptoms of Amoebiasis
|
Diarrhea (mucous, sticky)
Abdominal pain (right lower quadrant) Cholic (cramping comes and goes) nausea vomiting |
|
|
If there's increased amt of amoeba what happens?
|
Compromised organs
e.g. liver infected --> hepatitis Intestinal erosion = intestinal amoebiasis Feeds off RBCs and bacteria |
|
|
Trichomonas vaginalis
|
Infection = Trichomoniasis (STD)
Appearance: leaf like, flagella, nucleas, axostyle Stage: adult. Trophozoite. |
|
|
Symptoms of Trichomoniasis
|
Pruritis in genital area
Vaginal discharge Males + females infected. Treat both. |
|
|
Giardia lamblia
|
Disease = Giardiasis
Stages: infected by Cyst (several nuclei) Troph (heart shape, flagella, 2 nuclei) Cause: fecal/oral, food/water Found in: feces (both troph/cyst) Locus in body: duodenum |
|
|
Symptoms of Giardiasis
|
Diarrhea (watery, foul smell)
Flatulence, nausea, dehydration |
|
|
Trypanosoma brucei
|
Disease = Trypanosomiasis
Where - localized o/side of RBCs How? VECTOR = tsetse fly Dx: Blood culture |
|
|
Symptoms of Trypanosomiasis?
|
Headache, fever, anemia
|
|
|
Plasmodium SP
|
Disease: Malaria
Infection: by troph stage; VECTOR - female anopheles mosquito Dx: Blood culture (Inside the RBCs) |
|
|
Symptoms of Malaria
|
Anemia, spleen and liver damage, fever and chills, urine turns black (destroyed RBCs)
|
|
|
Toxoplasma gondii
|
Disease: Toxoplasmosis
Carrier = cat Dangerous for PREGNANT WOMEN and IMMUNOCOMPROMISED Sources: Food/water contam Infected by oocytes |
|
|
Symptoms of Toxoplasmosis
|
Fetus still birth, brain damage
general malaise, fatigue, muscle aches |
|
|
Which protozoan disease do NOT contaminate by food/water?
|
Trichomoniasis, Malaria
|
|
|
What is a vector?
|
Carrier
Trypanosoma - Tsetse Malaria - Anopheles mosquito |
|
|
Which disease is from bad beef and pork?
|
Tapeworm; T. Solium/saginata
|
|
|
Which disease is from bad fish?
|
C. Sinensis
|
|
|
What's the shape of C, Sinensis egg?
|
Pear shaped
|
|
|
What's definitive of Taenia egg ?
|
Radial spines
|
|
|
What's definitive of Ascaris egg?
|
Irregular edge
|
|
|
What's definitive of Enterobius egg?
|
Bigger than Clonorchis, oval with little belly
|
|
|
Which worm is most common?
|
Enterobius Vermicularis
|
|
|
What's the adult stage of the worm with suckers?
|
Taenius Scolex
|
|
|
What's the parasite localized in the duodenum?
|
Giardia Lamblia
|
