exam 3 pathogen id part 1 stains Flashcards

1
Q

Microbial detection in the lab

A
staining
fluorescent antibody
antigen detection
nucleic acid detection (rapid diagnostics)
culture
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2
Q

Gram Stain

A
  • used for bacteria only
  • most commonly used micro lab test for organism ID
  • Positive: purple/blue
  • Negative: pink/red
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3
Q

gram positive vs gram negative take up of safarin

A
  • only gram negative…gives it the pink color
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4
Q

gram stain

A
  • can be performed on any body fluid or tissue
  • gain information on: cell wall form, shape, quantity, other cells in sample –> RBC, WBC, eosinophils, inclusion bodies
  • success based on quality of sample (handled correctly, minimal contaminants
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