Content text DLT2001 Introduction to Histopathology and Cytology Set B.pdf
www.gdgoenkahealthcare.com 15.What is the most common embedding medium in histopathology? a. Gelatin b. Paraffin wax c. Agar d. Plastic resin 16.What is the primary function of a microtome? a. To stain tissue sections b. To cut thin tissue sections c. To fix tissues d. To dehydrate tissues 17.Which type of microtome is commonly used for paraffin-embedded tissues? a. Rocking microtome b. Rotary microtome c. Freezing microtome d. Vibrating microtome 18.What is the purpose of hematoxylin in H&E staining? a. Stains cytoplasm pink b. Stains nuclei blue c. Stains collagen fibers d. Stains muscle fibers 19.Which of these is a special stain used for demonstrating collagen? a. Gram stain b. Van Gieson stain c. Ziehl-Neelsen stain d. Wright's stain 20.What does the Periodic Acid-Schiff (PAS) stain primarily demonstrate? a. Calcium deposits b. Glycogen and mucins c. Collagen fibers d. Bacterial organisms 21.Which of these is NOT a step in the H&E staining procedure? a. Deparaffinization b. Hydration c. PCR amplification d. Counterstaining with eosin 22.What is the purpose of mounting media? a. To dissolve tissues b. To preserve and protect stained sections c. To fix tissues d. To dehydrate tissues 23.Which of these is a natural dye used in histopathology? a. Methylene blue b. Hematoxylin