Cell Diversity and Functions
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Questions and Answers

Which stain is used to color acidic molecules in cells?

  • Methylene Blue
  • Safranin
  • Haematoxylin (correct)
  • Eosin
  • What is the function of epithelial cells?

  • Mechanical barrier
  • Chemical barrier
  • Absorption
  • All of the above (correct)
  • Which cell shape is tall and thin?

  • Columnar (correct)
  • Squamous
  • Cuboidal
  • Stratified
  • Which type of connective tissue is densely packed with collagen fibers and has fibers running in many directions?

    <p>Dense irregular connective tissue</p> Signup and view all the answers

    Which type of muscle is involuntary, non-striated, and found in the walls of hollow organs?

    <p>Smooth muscle</p> Signup and view all the answers

    Which type of cell in the nervous system produces myelin and supports axons?

    <p>Schwann cells</p> Signup and view all the answers

    Which stain is used to color basic molecules in cells?

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

    What is the function of the basal lamina?

    <p>To attach epithelial cells to the underlying tissue</p> Signup and view all the answers

    Which term describes the polarized nature of epithelial cells?

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

    What are the functions of epithelial cells?

    <p>All of the above</p> Signup and view all the answers

    Which term describes epithelial cells that are tall and thin?

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

    Which term describes epithelial cells that are flattened?

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

    Which term describes epithelial cells that have multiple layers, all in contact with the basal lamina?

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

    Which term describes epithelial cells that have one layer?

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

    What are microvilli?

    <p>Cell surface specializations</p> Signup and view all the answers

    What is the presence of specialized cell types in epithelial cells an example of?

    <p>Cell/tissue surface specializations</p> Signup and view all the answers

    Which type of connective tissue is strong, flexible, compressible, and semi-rigid?

    <p>Hard connective tissue</p> Signup and view all the answers

    Which type of bone makes up the outer shell of the shaft?

    <p>Cortical bone</p> Signup and view all the answers

    Which type of muscle is voluntary, striated, and multinucleated?

    <p>Skeletal muscle</p> Signup and view all the answers

    Which type of muscle is involuntary, non-striated, and found in the walls of hollow organs?

    <p>Smooth muscle</p> Signup and view all the answers

    Which type of muscle is involuntary, striated, and has a single nucleus at the center of the fiber?

    <p>Cardiac muscle</p> Signup and view all the answers

    What is the function of astrocytes in the central nervous system?

    <p>Provide support and involved in ion transport</p> Signup and view all the answers

    What is the function of microglia in the central nervous system?

    <p>Perform immune surveillance</p> Signup and view all the answers

    What is the function of Schwann cells in the peripheral nervous system?

    <p>Produce myelin and support axons</p> Signup and view all the answers

    What is the function of oligodendrocytes in the central nervous system?

    <p>Produce myelin and support axons</p> Signup and view all the answers

    What is the function of tendons and ligaments in the body?

    <p>Connect bones and muscles</p> Signup and view all the answers

    Which stain is used to color acidic molecules in cells?

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

    Which term describes epithelial cells that have one layer?

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

    What is the function of the basal lamina?

    <p>To support the epithelial cells</p> Signup and view all the answers

    What are microvilli?

    <p>Cell/tissue surface specializations</p> Signup and view all the answers

    Which term describes epithelial cells that have multiple layers, all in contact with the basal lamina?

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

    Which term describes epithelial cells that are tall and thin?

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

    Which type of muscle is involuntary, non-striated, and found in the walls of hollow organs?

    <p>Smooth muscle</p> Signup and view all the answers

    Which type of connective tissue is densely packed with collagen fibers and has fibers running in many directions?

    <p>Dense irregular connective tissue</p> Signup and view all the answers

    Which type of muscle is involuntary, non-striated, and found in the walls of hollow organs?

    <p>Smooth muscle</p> Signup and view all the answers

    What is the function of the basal lamina?

    <p>Provide support and stability to epithelial cells</p> Signup and view all the answers

    What is the function of microglia in the central nervous system?

    <p>Act as immune surveillance cells</p> Signup and view all the answers

    What is the function of tendons and ligaments in the body?

    <p>Provide support and stability to joints</p> Signup and view all the answers

    Which type of bone makes up the outer shell of the shaft?

    <p>Cortical bone</p> Signup and view all the answers

    What is the function of astrocytes in the central nervous system?

    <p>Provide support and stability to neurons</p> Signup and view all the answers

    Which type of cell in the nervous system produces myelin and supports axons?

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

    Which stain is used to color basic molecules in cells?

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

    What is the function of the basal lamina?

    <p>To attach epithelial cells to underlying tissue</p> Signup and view all the answers

    Which type of muscle is involuntary, non-striated, and found in the walls of hollow organs?

    <p>Smooth muscle</p> Signup and view all the answers

    Which term describes epithelial cells that have one layer?

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

    What are microvilli?

    <p>Cell/tissue surface specializations</p> Signup and view all the answers

    Which type of connective tissue is densely packed with collagen fibers and has fibers running in many directions?

    <p>Dense irregular connective tissue</p> Signup and view all the answers

    Which type of bone makes up the outer shell of the shaft?

    <p>Compact bone</p> Signup and view all the answers

    Which type of connective tissue is densely packed with collagen fibers and has fibers running in many directions?

    <p>Hard connective tissue</p> Signup and view all the answers

    What are the three types of cartilage mentioned in the text?

    <p>Hyaline, elastic, fibrocartilage</p> Signup and view all the answers

    Which type of bone makes up the outer shell of the shaft?

    <p>Cortical bone</p> Signup and view all the answers

    What is the function of microglia in the central nervous system?

    <p>Immune surveillance</p> Signup and view all the answers

    Which type of muscle is voluntary, striated, and multinucleated?

    <p>Skeletal muscle</p> Signup and view all the answers

    What is the function of astrocytes in the central nervous system?

    <p>Provide support and involved in ion transport</p> Signup and view all the answers

    Which term describes epithelial cells that have multiple layers, all in contact with the basal lamina?

    <p>Stratified epithelium</p> Signup and view all the answers

    Which type of muscle is involuntary, non-striated, and found in the walls of hollow organs?

    <p>Smooth muscle</p> Signup and view all the answers

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