Histochemistry Lecture 3
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Questions and Answers

What is Histochemistry comprised of?

  • Chemistry and Biology
  • Chemistry and Histology (correct)
  • Physics and Chemistry
  • Biology and Physiology

What is the main purpose of Histochemistry in research?

  • To localize and visualize cellular components, tissues, and other living structures (correct)
  • To develop new drugs only for cancer treatment
  • To diagnose only Alzheimer's disease
  • To study only the biochemistry of cells

What is Cytochemistry?

  • The physiology of tissues
  • The histology of organs
  • The biochemistry of cells (correct)
  • The chemistry of tissues

What is the primary function of Enzyme Histochemistry?

<p>To identify the distribution of enzymes in cells (C)</p> Signup and view all the answers

What is Immunohistochemistry (IHC)/Immunocytochemistry (ICC)?

<p>A technique introduced in 1970, still evolving (D)</p> Signup and view all the answers

What is the main application of Enzyme Histochemistry?

<p>To study the dose-dependent intoxication and changes in the organism's pathological condition over time (C)</p> Signup and view all the answers

What is the role of enzymes in Enzyme Histochemistry?

<p>To catalyze chemical reactions (A)</p> Signup and view all the answers

What is the link established by Enzyme Histochemistry?

<p>Between biochemistry, histology, and molecular pathology (A)</p> Signup and view all the answers

What type of molecules are carbohydrates also referred to as?

<p>Saccharides (C)</p> Signup and view all the answers

What is the process by which polymers are broken down into monomers?

<p>Hydrolysis (D)</p> Signup and view all the answers

What is the term for the building blocks of polymers?

<p>Monomers (B)</p> Signup and view all the answers

What is the term for the process of forming polymers from monomers?

<p>Polymerization (C)</p> Signup and view all the answers

What type of molecules are lipids classified as?

<p>Biomolecules (B)</p> Signup and view all the answers

What is the purpose of histochemical methods?

<p>To visualize biological molecules (D)</p> Signup and view all the answers

What is the term for the process of bonding monomers together to form polymers?

<p>Dehydration (D)</p> Signup and view all the answers

What is the term for the large molecules composed of repeating molecular units called monomers?

<p>Polymers (B)</p> Signup and view all the answers

What is the primary purpose of labeling antibodies in Immunohistochemistry?

<p>To demonstrate the localization of antigen-binding sites (A)</p> Signup and view all the answers

What is the main application of Immunohistochemistry in cancer diagnosis?

<p>To determine the origin and type of cancer (C)</p> Signup and view all the answers

What is the purpose of In situ Hybridization?

<p>To reveal the location of specific nucleic acid sequences on chromosomes or in tissues (D)</p> Signup and view all the answers

What is the main difference between Immunohistochemistry and In situ Hybridization?

<p>One is used for protein localization and the other for nucleic acid localization (B)</p> Signup and view all the answers

What is the purpose of using specific antibodies against an organism's DNA or RNA in Immunohistochemistry?

<p>To confirm the presence of an infectious agent (C)</p> Signup and view all the answers

What is the significance of Immunohistochemistry in research?

<p>To study undiagnosed diseases (A)</p> Signup and view all the answers

What is the purpose of using Western Blotting in Immunohistochemistry?

<p>To test the specificity of antibodies (C)</p> Signup and view all the answers

What is the common limitation of Histochemistry techniques?

<p>Cells can't be directly stained (D)</p> Signup and view all the answers

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