Boc fixation exam Study guides, Class notes & Summaries

BOC Fixation Exam Questions and Answers 2024.

BOC Fixation Exam Questions and Answers 2024.

BOC Fixation Exam - Questions and Answers When liver tissue is fixed with 2% to 3% glutaraldehyde: A. Glycogen is dissolved B. The penetration rate is very rapid C. A chemical reaction occurs with lipids D. The ultrastructure is preserved A poor fixative is characterized by: A. The absence of shrinking or swelling of tissue B. Inactivation of tissue enzymes C. Slow tissue penetration D. The absence of distortion of dissolution Bouin solution contains all of the following EXCEPT: A. Picric acid...

BOC Fixation Exam Questions and Answers 2024.

BOC Fixation Exam Questions and Answers 2024.

An example of an additive fixative is one that contains: - correct answer picric acid Microscopic examination of an H&E stained section fixed in formalin shows marked nuclear bubbling. One most often sees this artifact if the specimen is processed following: - correct answer incomplete fixation Microscopic evalution of H&E stained sections from a surgically removed small bowl specimen shows an absence of much of the epithelium in otherwise normal tissue. This most likely resulted from: - c...

BOC Processing Exam - Questions and Answers Paraffin belongs to this class of chemicals: A. Low weight alkanes B. Long chain hydrocarbons C. Hydroxyls D. Amines For BEST results, before decalcification in acids, a buffered formalin fixed specimen should be: A. Washed with water to remove phosphates B. Placed in Helly fluid to counteract the formalin C. Washed in water to reverse incomplete fixation D. Washed in ammonia water to raise the pH When EDTA is used as a decalcifier, the recommended p...

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...

BOC Fixation 2022 Exam Test Questions and Answers...