Paraffin sections - Study guides, Class notes & Summaries

MLPAO Exam Set, Over 1000 Questions And Answers. Updated 2023/2024| Complete Verified Solution100% A patient being tested for fecal occult blood should not eat foods containing: No red meat and & excess vitamin C. Which of the following is the counterstain for the gram stain method? - crystal violet - safranin - acetone-alcohol - iodine -gentian-violet Safranin Most fixatives act by: - precipitating calcium ions in cells - precipitating cell wall - precipitating carbohydrates in c...

What thickness are paraffin sections routinely cut? - Answer 4-6 um Why should the temperature of the flotation bath be set specifically at 5-10 °C below the melting point of the paraffin wax? - Answer water bath that is too hot may distort tissue morphology Warm enough to relieve compression Cool enough so the wax does not melt What thickness are paraffin sections cut for the Luxol Fast Blue procedure? - Answer 10 - 15 um Why are paraffin blocks put on ice prior to cu...

What thickness are paraffin sections routinely cut? CORRECT ANSWER-4-6 um Why should the temperature of the flotation bath be set specifically at 5-10 °C below the melting point of the paraffin wax? CORRECT ANSWER-water bath that is too hot may distort tissue morphology Warm enough to relieve compression Cool enough so the wax does not melt What thickness are paraffin sections cut for the Luxol Fast Blue procedure? CORRECT ANSWER-10 - 15 um Why are paraffin blocks put on ice pr...

Block Holder (Chuck) Knife & knife carrier Paul, ratchet feed wheel & adjustment screws CORRECT ANSWER-3 essential parts of microtome Block holder CORRECT ANSWER-Holds the tissue in position Knife and knife carrier CORRECT ANSWER-For actual cutting of tissue sections Pawl, ratchet feed wheel & adjustment screws CORRECT ANSWER-Lines up the tissue block in proper position with knife, adjusting thickness of tissue for successive sections Xylol CORRECT ANSWER-Parts of microtome should ...

PART II : HISTOTECHNOLOGYHISTOTECHNOLOGY - correct answers Art and science performed to produce a tissue section of good quality that will enable pathologist to diagnose the presence of absence of a disease a.) Histology b.) Histopathology c.) Histotechnology d.) Histotechnique AOTA - correct answers INSTRUMENTATION: Laboratory maintain a current file of every piece of equipment in the laboratory including: I. Name, manufacturer, model number, serial number II. Record of preventiv...

HISTOTECHNOLOGY Art and science performed to produce a tissue section of good quality that will enable pathologist to diagnose the presence or absence of a disease. Histotechnology Used to view slides not seen by the naked eye microscope Used by pathologist to view slides to identify a disease or process. microscope Used by histotechnologist to view slides FOR QUALITY CONTROL microscope Basic instrument used in microtomy (the process by which processed tissue, most comm...

CSMLS Exam Review Question and answers already passed CSMLS Exam Review B A fingernail has been fixed in formalin, routinely processed, and embedded in paraffin. The tissue is found to be very hard to cut. Which of the following procedures on the block will preserve the tissue components, improve the section quality, and make it easier to cut sections? A) Treat with decalcifying agent B) Soaking in a solution that softens keratin C) Soaking in water D) Warming the block slightly C...

MLPAO EXAM SET, WITH OVER 1000 QUESTIONS AND ANSWERS 2024/2025. A patient being tested for fecal occult blood should not eat foods containing: - ANSWER No red meat and & excess vitamin C. Which of the following is the counterstain for the gram stain method? - crystal violet - safranin - acetone-alcohol - iodine -gentian-violet - ANSWER Safranin Most fixatives act by: - precipitating calcium ions in cells - precipitating cell wall - precipitating carbohydrates in cells - precipitatin...

BOC Microtomy Exam - Questions and Answers Which of the following could be substituted for gelatin as an additive to the flotation bath? A. Aminoalkylsilane B. Chromium potassium sulfate C. Poly-L-lysine D. Agar During microtomy, it is noted that a faced block has a central area that is soft and mushy. This tissue should have been: A. Chilled longer before facing B. Cut thicker at the grossing table C. Left in paraffin longer D. Reprocessed before embedding Lymph node tissue shatters when sect...

CLINICAL PLACEMENT FINAL EXAM Transudates are RICH in protein. (T/F) FALSE. Transudates are NOT rich in proteins. What does the presence of fluid in any of the body cavities indicate? Disease/pathological process. Define a dialysate fluid. Peritoneal fluid from a patient undergoing renal dialysis. What effect does the addition of heparin to a serous fluid specimen have? Prevents clotting. Specific gravity of a transudate. 1.005 to 1.015 Cytologically, what is the b...