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Questions and Answers
What is the primary use of Gentian Violet?
What is the primary use of Gentian Violet?
- As a topical antiseptic dye (correct)
- As a food coloring agent
- As a paint pigment
- As a fragrance in cosmetics
Why is Gentian Violet named as such?
Why is Gentian Violet named as such?
- It is derived from a purple flower
- It has a name linked to a geographic location
- It is not made from gentian or violet flowers (correct)
- Its color changes according to pH levels
In which method is Gentian Violet used as a histological stain?
In which method is Gentian Violet used as a histological stain?
- Cohens technique
- Gram's Method (correct)
- Romanowsky stain
- Warthin-Starry method
What is a cosolvent?
What is a cosolvent?
Since when has Gentian Violet been in use?
Since when has Gentian Violet been in use?
Flashcards
Cosolvent definition
Cosolvent definition
Substance added to a solvent to improve solubility of another substance.
Gentian Violet use
Gentian Violet use
Antiseptic dye, skin treatment, and bacterial staining.
Gentian Violet origin
Gentian Violet origin
Color, not from flower; used since 1890.
Gram's Method use
Gram's Method use
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Study Notes
Cosolvent
- Substances added to a primary solvent in small amounts to increase the solubility of a poorly-soluble compound
Gentian Violet
- An antiseptic dye used since 1890
- Topical treatment for various dermatological conditions
- Used as a histological stain, particularly in Gram's Method for classifying bacteria
- Name comes from its color; not derived from gentian or violet flowers.
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