Microscopy - 2.1 - BASIC COMPONENTS OF LIVING SYSTEMS (4) Flashcards
Module 2, Chapter 2, 2.1, some parts of page 13 (staining)
1
Q
Often you will look at slides that have been…
A
pre-prepared
2
Q
A number of stages are involved…
A
in the production of these slides
3
Q
Fixing - chemicals like…
A
formaldehyde are used to keep specimens in as near-natural a state as possible
4
Q
Sectioning - specimens are dehydrated…
A
with alcohols and then placed in a mould with wax or resin to form a hard block
5
Q
Sectioning - this can then be…
A
sliced thinly with a knife called a microtome
6
Q
Staining - specimens are often…
A
treated with multiple stains to show different structures
7
Q
Mounting - the specimens are then…
A
secured to a microscope slide and a cover slip is placed on top
