Which of the following tissue samples is fixed first before sectioning or grossing? - AN-
SWER Brain
What do you call the process whereby tissues are cut into uniformly thin slices or section
with the aid of a machine? - ANSWER Sectioning
What is the usual range of temperature of a water bath that removes the paraffin wax from
the tissue? - ANSWER 45-50 degrees Celsius
All of the following choices below are fixatives of choice for electron microscopy, except:
a Osmium Tetroxide
b Glutaraldehyde
c 100% Menthol
d Paraformaldehyde - ANSWER 100% Menthol
What is the ideal preparation or concentration of formaldehyde? - ANSWER 10% solution
The following are the preferred fixatives to be used on lipids except:
a Frozen section
b Osmium tetroxide
c Glutaraldehyde
d Neutral buffered formalin - ANSWER Neutral buffered formalin
1