Levels of Organization in Histology
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Questions and Answers

What does the term 'histology' mean?

  • Study of organs using radiology
  • Study of cells using biochemical methods
  • Study of tissues under a microscope (correct)
  • Study of gross anatomy

    • Why is studying the normal structure and function of tissues important?

  • To study tissues at the macroscopic level
  • To predict the onset of disease
  • To better understand the changes that occur during disease (correct)
  • To learn about cell theory

    • Who was the first person to observe cells?

  • Anton van Leeuwenhoek
  • Louis Pasteur
  • Robert Koch
  • Robert Hooke (correct)

    • What is the main purpose of studying histology?

    <p>To correlate microscopic appearance with function in health and disease</p> Signup and view all the answers

    Which branch of science involves prerequisites like Histology, Anatomy, and Pathology?

    <p>Pre-clinical Sciences</p> Signup and view all the answers

    How is histology different from gross anatomy?

    <p>Histology involves studying cells under a microscope, while gross anatomy studies organs without magnification</p> Signup and view all the answers

    What is the purpose of a biopsy?

    <p>To examine tissue taken from a living body</p> Signup and view all the answers

    Which of the following is a basic sample preparation technique prior to histological analysis?

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

    In which level of organization would one study the microscopic details of tissues of different organs/organ systems?

    <p>General Histology</p> Signup and view all the answers

    What does autopsy involve?

    <p>Examination of post-mortem tissue</p> Signup and view all the answers

    Which technique involves dehydrating, clearing, and infiltrating tissue samples?

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

    What type of examination is necropsy associated with?

    <p>Examination of tissue taken from a dead animal</p> Signup and view all the answers

    What is the purpose of a bone marrow biopsy?

    <p>To detect ALK positive cells</p> Signup and view all the answers

    In the context of cancer gene testing, which technique is specifically mentioned for detecting ALK positive cells?

    <p>Fluorescence in situ Hybridization (FISH)</p> Signup and view all the answers

    In breast cancer gene testing, what is the specific gene mentioned for testing?

    <p>HER2</p> Signup and view all the answers

    What does an IHC Score 0 indicate in the context of staining intensity?

    <p>No staining</p> Signup and view all the answers

    In CML, what translocation is characteristic of the disease?

    <p>Translocation t(9;22)</p> Signup and view all the answers

    What is the purpose of a blood smear or peripheral blood film in laboratory work?

    <p>To expose the morphology of peripheral blood cells</p> Signup and view all the answers

    Robert Hooke was the first person to discover tissues.

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

    Histology is the study of the microscopic anatomy of organs.

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

    Understanding the normal structure and function of tissues is not important in interpreting disease changes.

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

    Autopsy is commonly performed to study the microscopic details of tissues.

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

    Correlating microscopic appearance with function is not relevant in health and disease.

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

    The cell theory was proposed by Rudolf Virchow.

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

    Autopsy involves examining post-mortem tissue.

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

    Biopsy is an examination of tissue taken from a living body.

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

    Necropsy is associated with the examination of tissue from dead animals.

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

    Histological examination of tissues starts with necropsy in the case of animal tissues.

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

    Studying histology involves the microscopic study of the 4 basic tissues.

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

    Systemic Histology involves the microscopic study of the tissues of different organs and organ systems.

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

    A bone marrow biopsy allows evaluation of the marrow's overall cellularity and detection of focal lesions only.

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

    Peripheral blood film exposes the morphology of peripheral blood cells, making it essential for diagnosing primary blood diseases only.

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

    ALK gene testing for lung cancer can be detected using Fluorescence in situ Hybridization (FISH) only.

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

    An IHC Score of 3 indicates no staining in the context of staining intensity.

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

    Necropsy involves the examination of tissues under a microscope to study their microscopic details.

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

    The study of histology plays a fundamental role in understanding the correlation between microscopic appearance and function of tissues.

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

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