Histochemistry Lecture 3

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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?

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

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

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

What is the main application of Enzyme Histochemistry?

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

What is the role of enzymes in Enzyme Histochemistry?

To catalyze chemical reactions (A) Signup and view all the answers

What is the link established by Enzyme Histochemistry?

Between biochemistry, histology, and molecular pathology (A) Signup and view all the answers

What type of molecules are carbohydrates also referred to as?

Saccharides (C) Signup and view all the answers

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

Hydrolysis (D) Signup and view all the answers

What is the term for the building blocks of polymers?

Monomers (B) Signup and view all the answers

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

Polymerization (C) Signup and view all the answers

What type of molecules are lipids classified as?

Biomolecules (B) Signup and view all the answers

What is the purpose of histochemical methods?

To visualize biological molecules (D) Signup and view all the answers

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

Dehydration (D) Signup and view all the answers

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

Polymers (B) Signup and view all the answers

What is the primary purpose of labeling antibodies in Immunohistochemistry?

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

What is the main application of Immunohistochemistry in cancer diagnosis?

To determine the origin and type of cancer (C) Signup and view all the answers

What is the purpose of In situ Hybridization?

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

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

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

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

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

What is the significance of Immunohistochemistry in research?

To study undiagnosed diseases (A) Signup and view all the answers

What is the purpose of using Western Blotting in Immunohistochemistry?

To test the specificity of antibodies (C) Signup and view all the answers

What is the common limitation of Histochemistry techniques?

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