HISTOPATH
Histopathology Fixation Quiz
Test your knowledge of histopathological fixatives with this engaging quiz. Designed for students, professionals, and enthusiasts alike, this quiz covers essential information about the characteristics, types, and applications of various fixatives used in histology.
- 12 carefully curated questions
- Covers simple to complex fixatives
- Variety of question formats
Which of the following are characteristics of a good fixative?
It must kill the cell slowly
It must be isotonic, causing major physical and chemical alteration of the cells and their constituents
It must be stable
It must harden tissues to make cutting of sections easier
Which of the following is considered a simple fixative?
Carnoy's Fluid
Bouin's Fluid
Aldehyde
Regaud's Fluid
This is true about additive fixation:
Removes bound water by attaching to H bonds of certain groups within the protein molecule new cross links are established
Chemical constituent of fixative is taken in & becomes part of the tissue by cross - links or molecular complexes stable protein (formalin, mercury, osmium tetroxide)
What fixative of choice is best for a lipid specimen? And which fixative should be avoided?
Paraformaldehyde; Osmium tetroxide
Frozen sections; Chemical fixatives
Glutaraldehyde; Neural buffered formalin
Alcoholic fixatives; Aldehyde fixatives
Which of these is NOT a histochemical fixative?
Alcohol
Formol sublimate
Acetone
Formol Saline 10%
Which chromate fixative is recommended for preservation of lipids and mitochondria?
Muller's Fluid
Orth's Fluid
Potassium Dichromate
This fixative is ALWAYS used in combination with other agents such as Bouin's and Hollande's solutions
Picric Acid
Bouin's Fluid
B5 Stock Solution
Heidenhain Susa
What concentration level is best for Formalin?
1.0%
10.0%
100.0%
0.01%
0.10%
This certain fixative is commonly used in Bone Marrow Biopsies
Picric Acid
Bouin's Fluid
B5 Stock Solution
Heidenhain Susa
Which among these fixatives is an excellent choice for testicular and intestinal biopsies?
Picric Acid
Bouin's Fluid
B5 Stock Solution
Heidenhain Susa
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