17447571
Description
Flashcards by Victoria Station, updated more than 1 year ago
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Created by Victoria Station
about 5 years ago
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| Question | Answer |
| Formaldehyde | Non-coagulant (methylene bridges), additive 37-40% formaldehyde gas in water penetrates quick, fixes slowly +NaCl to correct osmolality increase basophilia |
| 10% Neutral Buffered Formalin | Non-coagulant (methylene bridges), additive 4% formaldehyde gas in water frozen sections possible increase basophilia *best general fixative |
| Acetic Acid | Non-coagulant, non-additive fixes nuclei lyses red blood cells tissue swelling *best fixative for nuclei |
| Picric Acid | Coagulant, additive destroys nucleic acids removes calcium and iron from tissue increases acidophilic stains tissue yellow also a mordant |
| Gluteraldehyde | Non-coagulant, Additive crosslinking but no methylene bridge |
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