Laboratory Diagnosis

14 flashcardsby Samantha
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1
What can stools submitted for parasite study that contain flagellates may reveal?
Trophozoites and cyst forms
2
What is the active form?
Trophozoites
3
What is the inactive or protective form?
Cysts
4
Where are flagellate trophozoites seen?
Loose, liquid, or soft stool
5
Where are flagellate cysts seen?
Formed stool
6
The presence of either trophozoites or cysts are important for?
Diagnosis
7
What are under nuclear characteristics?
Number of nuclei present, Presence, and Positioning of the nuclear structures
8
What are nuclear characteristics helpful for?
Differentiates the flagellates
9
It is a finlike structure connected to the outer edge of some flagellates
Undulating membrane
10
It is a rodlike support structure found in some flagellates
Axostyle
11
This flagellate morphologic structure is often not visible under micrscopic examination
Flagella
12
What procedure do we use for flagellate identification?
Saline, Iodine wet preparations, and Permanent smear procedure
13
What can permanent smear procedure do in certain cases?
Shrink flagellate parasites
14
What happen if flagellate parasites shrink?
Appear smaller in the microscope than typical measurements
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