QUIZ 1

EDTA is an anticoagulant for hematology tests which has a

• lavender top

• Blue top

• Green top

• Gold top

Most important step is

• Correct needle puncture

• Identification of test

• Identification of patient

set of lenses with corresponding focal
points all in the same plane

• Parfocal

• Aperture diaphragm

• Stage

Uses an annular diaphragm placed in the
condenser and phase-shifting element to create
good contrast of a cell against its surrounding
background

• Phase contrast microscope

• Polarized light microscope

• Darkfield microscope

Great for specimens that are transparent or
colorless

• Phase-contrast microscope

• Dark-field microscope

• Bright-field microscope

Contain Hemoglobin (Hgb)
 Transports O2 and CO2
 Gives cells its reddish pink color

• RBCs

• WBCs

• Platelets

Ratio of RBCs to whole blood
 Often called a packed cell volume

• Hematocrit

• RBC indies

• Hemoglobin

allows the objective lens to collect light
providing high resolution

• Immersion oil

• oil

EDTA (lavender), Light Blue (Sodium Citrate)

• D-Dimer

• CBC

contains hemoglobin (transports O2 and CO2), dyed with Wrights or Romanowsky, 6-8 micrometers

• RBC

• WBC

• platelets