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Questions and Answers
What is the primary purpose of Periodic Acid Schiff Staining?
What is the primary purpose of Periodic Acid Schiff Staining?
- To demonstrate mucopolysaccharides in tissues
- To display histological features of lymphocytes and glands (correct)
- To identify fungal organisms in tissue sections
- To diagnose lymphocytic leukemia
What is the significance of staining lymphocytes in cases of lymphocytic leukemia?
What is the significance of staining lymphocytes in cases of lymphocytic leukemia?
- To aid in making therapeutic decisions (correct)
- To diagnose the disease
- To monitor the progression of the disease
- To determine the severity of the disease
What type of molecules can be demonstrated using PAS staining?
What type of molecules can be demonstrated using PAS staining?
- Carbohydrates
- Proteins
- Mucopolysaccharides (correct)
- Nucleic acids
Which of the following tissues can be stained using PAS?
Which of the following tissues can be stained using PAS?
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What is an additional application of PAS staining?
What is an additional application of PAS staining?
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Study Notes
Periodic Acid Schiff Staining (PAS)
- Designed for histological display of: • Goblet cells • Glands in the digestive tract • Lymphocytes • Mucopolysaccharides
- Staining of lymphocytes helps in making therapeutic decisions in cases of lymphocytic leukemia
- PAS reaction in tissues is useful for demonstration of mucopolysaccharides
- PAS staining can show fungal organisms in tissue sections
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