A large fatty portion of tissue is received for frozen section and the cryostat temperature is currently set at -15 C degrees. The temperature should:

The purpose of the iodine in the gram stain is to:

Total magnification in a microscope is obtained by multiplying ____________x______________?

Use the following schedules to answer the following question/> Processing Schedule A Processing Schedule B Processing Schedule C Formalin 10 minutes Formalin 1 hour Formalin 45 C 2 hours Formalin 10 minutes Formalin 1 hour Formalin 45 C 2 hours 70% Ethanol 5 minutes 70% Ethanol 20 minutes 70% Ethanol 60 C 1 hour 80% Ethanol 5 minutes 80% Ethanol 20 minutes 80% Ethanol 60 C 1 hour 95% Ethanol 10 minutes 95% Ethanol 20 minutes 95% Ethanol 60 C 1 hour 95% Ethanol 10 minutes 95% Ethanol 20 minutes 95% Ethanol 60 C 1 hour 100% Ethanol 10 minutes 100% Ethanol 20 minutes 100% Ethanol 60 C 2 hours 100% Ethanol 10 minutes 100% Ethanol 20 minutes 100% Ethanol 60 C 2 hours 100% Ethanol 10 minutes 100% Ethanol 20 minutes 100% Ethanol 60C 2 hours Xylene 10 minutes Xylene 20 minutes Xylene 60 C 2 hours Xylene 10 minutes Xylene 20 minutes Xylene 60 C 2 hours Xylene 10 minutes Xylene 20 minutes Xylene 60 C 2 hours Paraffin 10 minutes Paraffin 30 minutes Paraffin 62 C 2 hours Paraffin 10 minutes Paraffin 30 minutes Paraffin 62 C 2 hours Paraffin 10 minutes Paraffin 30 minutes Paraffin 62 C 2 hours Several cassettes were received with liver needle biopsies and colon biopsies for processing. From a microtomy point of view what schedule would guarantee hard over-processed blocks at the completion of a processing cycle?

A 10% solution of formalin must be made from a stock solution of formaldehyde. The resulting solution would contain how much formaldehyde?

This is a section of aorta that has been stained with the Verhoeff van Gieson (VVG) stain (HP).  The most plausible explanation for the results seen is that the:  66.jpg 

What is the best way to freeze fresh muscle biopsies for EHC analysis?

This symbol would be most appropriately used for: 78.jpg 

This problem was experienced during sectioning; what is the best corrective action that should be taken?  62.jpg 

When observing the results of a Von Kossa stain microscopically, it is noted that the calcium salts are staining a yellow to yellow brown color instead of the expected black. What is a plausible explanation for these results?