Fixative preferred for preserving glycogen in tissues?
Anonymous Quiz
31%
Bouinβs solution
37%
Carnoyβs solution
19%
Formalin
14%
Glutraldehyde
β€7
Which fixative is commonly used for IHC bcz of its ability to preserve antigenicity?
Anonymous Quiz
29%
Formalin
30%
Acetone
34%
Glutraldehyde
7%
Methanol
π₯4β€1
All of the following are appropriate uses for acetic acid in histopathology EXCEPT
Anonymous Quiz
17%
Fixation of nucleic acids
35%
Preservation of cell organelles
17%
Fixation of nucleoproteins
31%
Enhancing staining of proteins
β€4
A tissue sample is fixed in formalin but shows poor staining. What is the most likely reason?
Anonymous Quiz
44%
Insufficient fixation time β²οΈ
21%
Over fixation
25%
Inadequate paraffin embedding
11%
Incorrect sectioning thickness
π2
A pathologist requests a fixative that provides excellent π nuclear β’οΈ detail without tissue shrinkage. Which fixative should be recommended?
Anonymous Quiz
42%
Formalin
18%
Acetic acid
33%
Bouinβs solution
7%
Glutraldehyde
π₯2
Mutation in SCD is an eg of
Anonymous Quiz
32%
Silence π€« mutation
49%
Missense mutation
10%
Nonsense
9%
Frameshift
π₯2
All are seen in SCA EXCEPT
Anonymous Quiz
20%
Target π― cells
33%
Jaundice
24%
Reticulocytosis
23%
High PCV
π₯°2β€1π1
Mutation of which of the following gene 𧬠is most imp in PNH?
Anonymous Quiz
14%
DAF
34%
MIRL
32%
GPI
20%
CD8 BP
π₯4β€2
All are seen in SCA EXCEPT
Anonymous Quiz
13%
Target π― cells
26%
Jaundice
23%
Reticulocytosis
39%
High PCV
π₯2β€1
Mutation of which of the following gene 𧬠is most imp in PNH?
Anonymous Quiz
12%
DAF
25%
MIRL
48%
GPI
15%
CD8 BP
β€3π₯°2
β€3
Stain for acidic mucin?
Anonymous Quiz
39%
Alcian blue
26%
PAS
33%
Massonβs trichrome stain
2%
PTAH
β€2π1
Microscope π¬ which can be performed with minimum optical illumination?
Anonymous Quiz
8%
Inverted
44%
Dark field
36%
Phase contrast
13%
Bright field
β€2π₯2π1
For detection of carcinoma lip π,stain used is
Anonymous Quiz
13%
Giemsa
42%
Toluidine blue
13%
Crystal violet
33%
H &E
β€3π₯2
Oil red O stain is used for
Anonymous Quiz
25%
Frozen π₯Ά specimen
49%
Glutraldehyde fixed specimen
17%
Alcohal π₯ fixed
8%
Formalin fixed
π₯2β€1
Stain π« for axons
Anonymous Quiz
14%
PTAH
41%
Luxol fast π¨ blue
35%
Bileschowskyβs silver
10%
Masson fontana
π3β€1
Magnification of oil immersion objective in compound microscope π¬
Anonymous Quiz
9%
400x
39%
1000x
50%
100x
1%
200x
β€4π4π2
A characteristic garlic-like odor on the breath or in tissues is associated with poisoning by:
Anonymous Quiz
32%
Arsenic
31%
Lead
25%
Mercury
12%
Cadmium
β€5
Which vascular beds receive the highest percentage of cardiac output at rest?
Anonymous Quiz
26%
Kidneys
36%
Brain
35%
Skeletal muscle
3%
Skin
π₯3β€1