Fixative - Study guides, Class notes & Summaries

Prophecy LPN/LVN A Questions and Answers. What is the sing most important means of controlling and preventing the spread of infections? A. Wearing goggles B. Hand washing C. Wearing gloves D. wearing gown What observation should you report to the register nurse when caring for a patient with peritoneal dialysis catheter? A. purulent drainage B. Tubing visible under skin C. Absorbent gauze over site D. Clamped catheter Which of the following is the route of administration of a drug that is placed...

CMN 571- Unit 2 Questions With Verified Correct Answers | Latest Update How far back should you ask adolescent (greater than 11) patients if they've drank? - ANSWER one year At what age should you ask about friend's drinking habits BEFORE the patients? - ANSWER ages 9-14 (elementary and middle school patients) How far back do you ask about alcohol use in elementary students (9-11 y/o)? - ANSWER ever What are the estimated binge drinking levels for youth? - ANSWER Boys: ages 9-1...

List the disadvantages of using formalin as a fixative. - ️️1. rate of formalin fixation is slow, complete fixation takes several days. (adequate in 8hrs) 2. may cause dermatitis in some workers 3. unbuffered formalin in solutions can produce precipitates in tissues (esp. blood-rich tx) 4. concentrated formaldehyde can polymerize, forming paraformaldehyde, reducing working strength of solution and any formalin solution prepared from it. What solution would remove the precipitate forme...

how does delayed fixation affect tissues? - ️️result in drying and decomposition of tissues. loss of nuclear detail, disappearance of cells, cell shrinkage, etc. what is a fixative? - ️️substance that alters tissues through the stabilization of proteins so that it is resistant to changes in subsequent treatments of the tissues. what is a preservative? - ️️does not alter the tissue structure, so it will not protect it from changes in subsequent treatments of the tissue functions...

Most coagulant fixatives achieve their full effect on tissue at any particular depth as soon as... - Answer they have penetrated to that depth at a concentration sufficient to cause coagulation. Fixative - Answer alters tissue by stabilizing the protein so that it is resistant to further changes. A fixative must change... - Answer the soluble contents of the cell into insoluble substances so that those substances are not lost during the subsequent processing steps. Denaturation - ...

HTL Fixatives questions with correct answers

Histopath Fixatives Test Studyguide 2024...

Histotechnology - Fixatives, Stains Additive fixatives - correct answers Chemically link, add themselves on to tissue and change it - Mercuric chloride - Chromium tetroxide - Zinc sulfate Nonadoptive fixatives - correct answers Organic compounds that act on tissue without chemically combining with it - Acetone - Alcohols Dissociate bound water molecules from tissue protein groups - Shrinkage, hardening with overexposure Coagulant fixatives - correct answers Establishes a network ...

Histotechnology - Fixatives, StainsAdditive fixatives - correct answers Chemically link, add themselves on to tissue and change it - Mercuric chloride - Chromium tetroxide - Zinc sulfate Nonadoptive fixatives - correct answers Organic compounds that act on tissue without chemically combining with it - Acetone - Alcohols Dissociate bound water molecules from tissue protein groups - Shrinkage, hardening with overexposure Coagulant fixatives - correct answers Establishes a network in...

HTL ASCP Exam- Fixatives

Histotechnology - Fixatives, Stains Question and answers rated A+ 2023/2024 Additive fixatives - correct answers Chemically link, add themselves on to tissue and change it - Mercuric chloride - Chromium tetroxide - Zinc sulfate Nonadoptive fixatives - correct answers Organic compounds that act on tissue without chemically combining with it - Acetone - Alcohols Dissociate bound water molecules from tissue protein groups - Shrinkage, hardening with overexposure Coagulant fixatives -...