The ion exchange resin method uses acid and a sulfonated resin that contains ammonium ions.

The ability of the microscope to separate small details is defined as:

Which of the following decalcification methods is the fastest?

What should be done immediately with GI specimens upon receiving them in the histology lab to ensure adequate fixation/processing?

Which of the following is typically used as a post fixative for electron microscopy?

Clarke’s fixative is made up of:Check all that apply

Which decalcification method is best for electron microscopy or enzyme histochemistry staining?

All of the following are considered to be decalcification methods except:

Black acid hematin (Formalin pigment):Check all that apply

Which of the following processing schedules should be used to process routine surgical specimens in a closed system overnight?Schedule ASchedule BSchedule CAlcoholic formalin – 1 hours10% NBF – 2 hoursAlcoholic formalin – 4 hoursAlcoholic formalin – 1 hourAlcoholic formalin – 1.5 hoursAlcoholic formalin – 2 hour80% – 0.5 hour95% alcohol – 1 hour80% – 2 hour80% alcohol – 20 minutes95% alcohol – 1 hour80% alcohol – 1 hour95% alcohol – 20 minutes100% alcohol – 1.5 hour95% alcohol – 2 hour100% alcohol – 20 minutes100% alcohol – 1.5 hour100% alcohol – 2 hour100% alcohol – 20 minutesXylene – 1 hour100% alcohol – 1 hourXylene – 0.5 hourXylene – 1 hourXylene – 1.5 hourXylene – 20 minutesParaffin – 0.5 hourXylene – 120 minutesParaffin – 0.5 hourParaffin – 1 hourParaffin – 2.5 hourParaffin – 20 minutesParaffin – 1 hourParaffin – 2.5 hourParaffin – 20 minutesParaffin – 0.5 hourParaffin – 0.5 hour