HISTOPATH: FIXATION
Authored by Daverich Hoyle 侯英敏
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The first and most critical step in histotechnology; Involves fixing or preserving fresh tissue for examination : prevents degeneration, decomposition, putrefaction, and distortion of tissues after removal from the body
Decalcification
Fixation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Is the art and science performed by histotechnologists to produce a tissue section of good quality that will enable the pathologist to diagnose the presence/absence of disease
Histotechnology
Moleculatechnology
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Preserve the morphologic and chemical intergrity of the cell
Primary Goal
Secondary Goal
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To harden and protect the tissue from the trauma of further handling
Primary Goal
Secondary Goal
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Is a form of secondary fixation whereby a primarily fixed tissue is placed in aqueous solution of 2.5-3% potassium dichromate for 24 hours to act as mordant
Post-chromatization
Washing-out
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Is the process of removing excess fixative from the tissue after fixation in order to improve staining and remove artifacts from the tissues
Post-chromatization
Washing-out
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Used to remove chromates, formalin, and osmic acid
Tap water
50-70% alcohol
Alcoholic iodine
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