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Related Flashcards
Cards In This Set
| Front | Back |
 In what structure of the human body do the adults of Schistosoma haematobium live? |
 In the venous plexuses around the urinary bladder. |
 What is the best stain to show the morphology of parasite forms? |
 Trichrome stain. |
 Which is the most common route of infection of toxoplasmosis in the EU? |
 Through the ingestion of raw meat. |
 Which feature makes the biggest protozoan human parasite unique? |
 It´s a ciliate. |
 Which protozoan causes an STD? |
 Trichomonas vaginalis. |
 Which type of diet causes more artifacts in a fecal sample? |
 A vegetarian diet. |
 Which is the only way to make a positive diagnosis of infection by Entamoeba histolytica using a microscope? |
 The presence of erythrocytes inside them. |
 How can the trophozoites of Giardia lamblia transform into cysts inside the host´s body? |
 They synthesize their shell when water is absorbed in the large intestine (they detect dryness of their surroundings) |
 How can the cysts of Giardia lamblia transform into trophozoites inside the host´s body? |
 Because the stomach´s acid and proteases destroy the shell of the cysts. |
 Which parasite causes the "sleeping disease"? |
 Trypanosoma brucei |
 What parasite can cause skin disease in both dogs and human beings? |
 Leishmania spp. |
 What protozoan can be confounded with intestinal yeasts. |
 Cryptosporidium spp. |
 What feature of Isospora belli can be used to facilitate its diagnosis? |
 Blue autofluorescence. |
 What concentration procedure must we always do with fecal samples? |
 The formal-ether concentration. |
 Which is the preferable sample to diagnosis infection by Enterobius vermicularis. |
 An adhesive tape applied to the anal area. |
