ASCP HT Histotechnician Exam Prep

Routine crystals usually cut at this temperature

-20 degrees celsius

When processing embryonic tissues and delicate tissues - concentration of alcohol should start on

30% alcohol

Drying ovens are usually set at this temperature to dry water completely before staining

60 degrees celsius

When ultrastructural preservation is of the utmost importance, the fixative used should have a pH of:

7.2-7.4

Clearing agent has citrous odor

Limonene derivatives

Alcohol that is broken down to formaldehyde by the liver causing blindness and death

Methyl alchohol

Has its release during decalcification

Nitrous Oxide

3 Types of plates used to sharpen microtome knives

Carbon, glass, or iron

Acid fast stain is used to demonstrate leprosy

Fite stain

NOT an example of universal solvents

diethyl ether