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</p> Signup and view all the answers

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

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

    What is the role of enzymes in Enzyme Histochemistry?

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

    What is the link established by Enzyme Histochemistry?

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

    What type of molecules are carbohydrates also referred to as?

    <p>Saccharides</p> Signup and view all the answers

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

    <p>Hydrolysis</p> Signup and view all the answers

    What is the term for the building blocks of polymers?

    <p>Monomers</p> Signup and view all the answers

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

    <p>Polymerization</p> Signup and view all the answers

    What type of molecules are lipids classified as?

    <p>Biomolecules</p> Signup and view all the answers

    What is the purpose of histochemical methods?

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

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

    <p>Dehydration</p> Signup and view all the answers

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

    <p>Polymers</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</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</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</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</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</p> Signup and view all the answers

    What is the significance of Immunohistochemistry in research?

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

    What is the purpose of using Western Blotting in Immunohistochemistry?

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

    What is the common limitation of Histochemistry techniques?

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

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