What is the preferred duration of fixation when using buffered formalin?
A)1 to 2 hours
B)2 to 6 hours
C)48 hours
D)72 hours

Question

Quizplus · Accepted Answer

2 to 6 hours
The preferred duration of fixation when using buffered formalin is 2 to 6 hours. A period of 1 to 2 hours causes poor fixation, while 48 to 72 hours of fixation using buffered formalin may cause shrinkage and firmness of the tissue sample. That is why 2 to 6 hours is the preferred fixation time when using buffered formalin for it will not cause any distortion or alteration of the tissue sample.

What Is the Preferred Duration of Fixation When Using Buffered