Fixatives - Study guides, Class notes & Summaries

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...

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 -...

When applying the concept of surgical conscience which of the following statement should be considered? Select all that apply. - ANSWER A. It involves mental discipline & the ability to speak out B. It is essential to the delivery of optimal care and prevent harm. D. Surgical conscience allows for no compromise in the principles of aseptic technique. In preparing for a regulatory survey, your quality consultant questions you about the restricted zone in your OR suite. The following sta...

HTL ASCP Exam- Fixatives

HTL ASCP Exam- Fixatives questions with correct answers

HTL Histotechnology ASCP Fixatives (n) 2024 Exam Review Questions and Answers 100% Pass

Which of the following is true of soft tempered razors? a) easy to sharpen b)does not hold a sharp edge a long time c)both a and b d) none of the above - Answer- c) Both a and b The most popular size razor is a) 4/8 b) 5/8 c) 6/8 d)7/8 - Answer- 5/8 When pressing hair, if the hair is smoking: a) use more pressing oil, the hair is burning b) use more heat c) wait to proceed until hair cools d) use less pressing oil - Answer- D) use less pressing oil A verruca is more common...

HTL ASCP EXAM- FIXATIVES (N) QUESTIONS AND ANSWERS WITH SOLUTIONS 2024

Acetic Acid - Answer Non coagulant, penetrates quickly and leaves tissues very soft. Used often as an additive to precipitate and preserve the nucleoproteins and fix the nuclei. Acetic Acid - Answer Swells tissues dramatically by breaking collagen bonds and allowing bonds to absorb water. Used as additive to counter-act the shrinking effect of other fixatives. Formaldehyde - Answer Non coagulant and additive fixative that reacts with amino groups that link protein chains together. ...

BOC Study Guide- Fixation (Exam 1) Questions and Answers Rated A+ What is the primary purpose of fixation in histology? A) To enhance tissue color B) To prevent tissue decomposition and preserve cellular structure C) To increase tissue flexibility D) To minimize sample size Which of the following fixatives is commonly used for preserving cellular detail in tissues? A) Acetic acid B) Formalin C) Ethanol D) Glutaraldehyde What is the ideal concentration of formaldehyde in 10% neu...