Staining

Question 1

What does haematoxylin-eosin stain? Colours?

Answer 1

1. Haematoxylin: Cell Nuclei: (Violet)
2. Eosin: Plasma: (Pink)

Question 2

What does Alcian Blue stain? Colour?

Answer 2

1. Polysaccharides: Blue
2. Mucopolysaccharides: Blue

Question 3

What does Azan stain?

Answer 3

1. Collagen Fibres: (Blue)
2. Other Tissue Components: (Red) E.g Nuclei

Question 4

What does Periodic Acid-Schiff (PAS) stain?

Answer 4

1. Polysaccharides
2. Mucopolysaccharides
3. Glycolipids
4. Phospholipids
5. Lipoproteides

(Purple-Red)

Question 5

What does Resorcin-fuchsin stain? Colour?

Answer 5

Elastic Fibres: Blue-Black

Question 6

What does Silver Impregnation stain?

Answer 6

1. Reticular Fibres: Dark brown - Black
2. Nervous Elements: Dark Brown - Black

Question 7

What does Schmorl stain? Colour?

Answer 7

Bone: Yellow-Brown

Question 8

What does Nissl stain? Colour?

Answer 8

Nissl Granules: Purple

Question 9

What does Giemsa stain?

Answer 9

1. Phosphate Groups of DNA: Violet
2. Erythrocytes: Pink
3. Platelets: Pink
4. Lymphocyte Cytoplasm: Blue