multiple times. Unexpected results Organism appears red, but is actually Gram-positive. Organism appears violet, but is actually Gram-negative. Organism has no color. Cells appear to be fused together. No cells are visible on the slide. Organism appears hot-pink, but is not -acid-fast. Organism apnears blue but is acid-fast Potential explanations Slide was decolorized too long. Slide was not decolorized long enough. Smear was too thick, and held on to the primary stain. Cells were overheated on slide, either during the drying or heat-fixing process. Smear was not heat-fixed. Culture was more than 24 hours old.

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Question
Match the unexpected results with all of their potential explanations. Explanations can be used
multiple times.
Unexpected results
Organism appears red, but is actually
Gram-positive.
Organism appears violet, but is actually
Gram-negative.
Organism has no color.
Cells appear to be fused together.
No cells are visible on the slide.
Organism appears hot-pink, but is not
acid-fast.
Organism appears blue, but is acid-fast.
.
●
Potential explanations
Slide was decolorized too long.
Slide was not decolorized long enough.
Smear was too thick, and held on to the
primary stain.
Cells were overheated on slide, either
during the drying or heat-fixing process.
Smear was not heat-fixed.
Culture was more than 24 hours old.
Transcribed Image Text:Match the unexpected results with all of their potential explanations. Explanations can be used multiple times. Unexpected results Organism appears red, but is actually Gram-positive. Organism appears violet, but is actually Gram-negative. Organism has no color. Cells appear to be fused together. No cells are visible on the slide. Organism appears hot-pink, but is not acid-fast. Organism appears blue, but is acid-fast. . ● Potential explanations Slide was decolorized too long. Slide was not decolorized long enough. Smear was too thick, and held on to the primary stain. Cells were overheated on slide, either during the drying or heat-fixing process. Smear was not heat-fixed. Culture was more than 24 hours old.
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