practice visual organism id merged

Practice Visual Organism ID

Practice organism ID

•Trichrome stained permanent smear•Organism measures ~18 m


•Permanent stained smear•Organism measures ~15 m


•Trichrome stained permanent smear•Organism measures 14 m by 8 m

Practice Organism ID

• Trichrome stain• Organisms measure

11 m in diameter


• Trichrome stain• Average organism

measures 8 m


• Trichrome stain of semi-formed stool

• Organism is 14 m by 8 m


• Thin blood smear


• Trichrome stain of formed stool sample

• Organism measures 7 m by 4 m


Thin blood film


• Trichrome stained formed stool sample

• Organism measures ~16 m


• Thin blood film• Ring forms seen

in other fields only in reticulocytes


• Stool wet prep viewed with 50x objective

• Measurements:– 60 m long– 35 m wide


• Stool wet prep, 50x objective

• Measurements:– 50 m long– 20 m wide


• Stool wet-prep with 50x objective

• Measurements:– 32 m

Practice Visual Identification

•Watery stool sample containing visible blood•Organisms measure 70 m by 40 m


• Formed stool sample• Organism measures 160

m long and 65 m wide


• Watery stool sample• Modified acid fast

stain• Organisms measure

5 m diameter on average


• Stool specimen• Modified acid-fast stain• Organism measures 27

m long and 15 m wide on average


• Gram stain of vaginal smear

• Organism measures 16 m by 9 m


• Formed stool specimen

• Trichrome stain• Organism is 18 m

diameter


• Stool sample• Stained with

trichrome• Organisms measure

75 m by 55 m on average


• Stool sample from patient with diarrhea

• Trichrome stain• Organism measures

130 m by 80 m


• Sputum from patient with chronic cough and chest pain

• Organism measures 100 by 55 m


• Scotch tape prep from perianal region of a child

• Structures measure 55 by 25 m


• Urine sediment• Organism structures

measure 125 by 55 m on average


• Formed stool specimen

• Organism structure measures 47 m by 22 m


• Formed stool sample• Organism structures

measure 60 by 42 m


• Stool sample from a patient with chronic abdominal pain

• Organism structures measure 32 m on average


• Formed stool sample• Organism structure

measures 60 by 42 m


• Formed stool• Organism structure is

30 by 45 m

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