Histology and Histopathology Quiz
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Questions and Answers

Which scientific field studies the correlation between structure and function in cells, tissues, and organs?

  • Histopathology
  • Microbiology
  • Histology (correct)
  • Pathology
  • What is the purpose of histopathological examination?

  • To study the microanatomy of cells
  • To stabilize tissue with fixatives
  • To diagnose cancer and other diseases (correct)
  • To visualize tissues with a microscope
  • Which step in tissue preparation involves making the tissue rigid for sectioning?

  • Fixation
  • Dehydration
  • Staining
  • Infiltration and embedding (correct)
  • What is the purpose of staining in tissue preparation?

    <p>To provide contrast for visualization</p> Signup and view all the answers

    Which scientific field uses light and electron microscopes to observe biological tissues?

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

    What is the primary function of connective tissue?

    <p>Physical and immunologic protection</p> Signup and view all the answers

    From which embryonic layer does mesenchyme, the precursor of connective tissue cells, mainly derive?

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

    What primarily determines the mechanical properties of connective tissues?

    <p>Extracellular matrix (ECM)</p> Signup and view all the answers

    Which components mainly comprise the ground substance in connective tissues?

    <p>Glycosaminoglycans (GAGs) dissolved in tissue fluid</p> Signup and view all the answers

    Which type of fiber is abundant in the extracellular matrix (ECM) of connective tissues?

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

    How are connective tissue types and subtypes classified?

    <p>By the amount, types, and arrangement of cells, fibers, and ground substance</p> Signup and view all the answers

    What is the most abundant and widespread type of collagen fiber?

    <p>Type I</p> Signup and view all the answers

    What is the main function of reticular fibers in connective tissue?

    <p>Form delicate silver staining networks</p> Signup and view all the answers

    Which component of ground substance in connective tissue does NOT form proteoglycans?

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

    Where are elastic fibers commonly found in the human body?

    <p>Arterial walls and lungs</p> Signup and view all the answers

    Which type of collagen fiber is the major collagen in basal laminae?

    <p>Type IV</p> Signup and view all the answers

    What is the main function of type II collagen fibers in connective tissue?

    <p>Surround and support soft flexible tissues</p> Signup and view all the answers

    Which fiber type can stretch to 150% of its length without breaking?

    <p>Elastic fibers</p> Signup and view all the answers

    In which connective tissue components are fibroblasts mainly involved in synthesizing and secreting fibers?

    <p>Collagen fibers and ground substance</p> Signup and view all the answers

    Which glycoconjugate class primarily forms the ground substance in connective tissue?

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

    Where are Type V collagen fibers primarily found in the human body?

    <p>Placental and blood vessel basement membrane</p> Signup and view all the answers

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