The Flagellates

Front 1

All flagellates life cycles possess trophozoite and cyst morphologic forms

Back 1

False

Front 2

This flagellate morphologic structure is often not visible under microscopic examination

Back 2

Flagella

Front 3

The presence of nonpathogenic flagellates is important because it suggests that

Back 3

Contaminated food or drink was consumed by the patient

Front 4

The propose function of the median bodies seen in G.intestinalis are

Back 4

Support, Energy, and Metabolism

Front 5

Which specimen type and collection regimen would be most appropriate for the diagnosis of G.intestinalis?

Back 5

Multiple stool samples collected on subsequent days

Front 6

G.intestinalis trophozoites attach to the mucosa of the duodenum and feed with the associate of this morphologic structure

Back 6

Sucking disk

Front 7

Individuals become infected with G.intestinalis by

Back 7

Ingesting contaminated food or drink

Front 8

Individuals at risk for contracting G.intestinalis when camping and hiking are encouraged to take which steps to prevent infection

Back 8

Use only bottled water for drinking, cooking and appropriate personal hygiene

Front 9

Key morphologic characteristic of C.mesnili

Back 9

Lemon-shaped and presence of a cytosome

Front 10

A liquid stool is the specimen of choice for the recovery of

Back 10

Trophozoites only

Front 11

A flagellate trophozoite that could be described as 9 to 12 with one or two nuclei, each with four symmetrically positioned chromatin granules and vacuoles containing bacteria in the cytoplasm

Back 11

Dientamoeba fragilis

Front 12

The permanent stain of choice for observing the nuclear features of D.fragilis is

Back 12

Iron hematoxylin

Front 13

The specimen of choice for the recovery of T.hominis

Back 13

Stool

Front 14

Trichomonas hominis can be transmitted by

Back 14

Contaminated milk

Front 15

When E.hominis cysts contain more than one nuclei, where do they tend to be positioned within the cytoplasm?

Back 15

At opposite ends of the cell

Front 16

Treatment is always indicated for patients when E.hominis is present on parasite examination

Back 16

False

Front 17

The traditional technique and specimen of choice for identifying Retortamonas intestinalis is

Back 17

Permanently stained stool

Front 18

Individuals contract R.intestinalis by

Back 18

Ingesting infective cysts in contaminated food or drink

Front 19

How far down the body length does the Trichomonas tenax undulating membrane extend?

Back 19

Three fourths

Front 20

The specimen of choice for the recovery of Trichomanas tenax is

Back 20

Mouth scrapings

Front 21

This prominent structure found in T.vaginalis trophozoites that often extends beyond the body provides the parasite with support

Back 21

Axostyle

Front 22

The cyst morphologic form is not known to exist in the life cycle of T.vaginalis

Back 22

True

Front 23

T.vaginalis may be recovered in which specimen types

Back 23

Urethral discharge (Spun urine, Vaginal discharge, Stool)

Front 24

All cases if T.vaginalis infection result in symptomatic vaginitis in women and urethritis in men

Back 24

False

Front 25

Infant infections with T.vaginalis tend to affect which body areas

Back 25

Respiratory and eye