Histology Quiz
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Questions and Answers

Which type of microscope produces a 3D image of living cells using polarized light?

  • Light microscope
  • Phase contrast microscope
  • Fluorescent microscope
  • Differential Interference Contrast microscope (correct)

    • Which type of microscope uses fluorescent substances that are irradiated by light to visualize specimens?

  • Differential Interference Contrast microscope
  • Fluorescent microscope (correct)
  • Light microscope
  • Phase contrast microscope

    • Which type of microscope uses lasers to produce a 3D image of living specimens?

  • Light microscope
  • Phase contrast microscope
  • Confocal laser scanning microscope (correct)
  • Fluorescent microscope

    • What is the resolving power of a transmission electron microscope?

    <p>0.1 nm</p> Signup and view all the answers

    Which type of microscope is used to visualize the interior of cells?

    <p>Transmission electron microscope</p> Signup and view all the answers

    Which type of microscope is used to visualize the surface of cells in a pseudo 3D manner?

    <p>Scanning electron microscope</p> Signup and view all the answers

    What is the function of a microtome?

    <p>To cut a specimen into pieces</p> Signup and view all the answers

    Which structures are attracted to acid dyes and stain pink?

    <p>RBC, collagen, mitochondria, lysosomes</p> Signup and view all the answers

    Which stain is commonly used and stains the nucleus, RER, and ECM blue?

    <p>Hematoxylin &amp; Eosin (H&amp;E)</p> Signup and view all the answers

    Which tissue type covers surfaces?

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

    Which organelle is responsible for generating ATP, CO2, and H2O?

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

    What is the function of the Golgi complex?

    <p>Protein sorting</p> Signup and view all the answers

    What type of fibers are responsible for forming extensive networks in some organs and are composed of collagen type III?

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

    What is the unique staining property of elastic fibers?

    <p>Stain with Iron-Hematoxylin</p> Signup and view all the answers

    Which type of cells contain secretory granules with histamine and heparin?

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

    What is the function of peroxisomes in the cell?

    <p>Catabolize fatty acids</p> Signup and view all the answers

    What is the composition of the plasma membrane?

    <p>Higher protein content than lipid content</p> Signup and view all the answers

    What is the function of microvilli in the cell?

    <p>Increase surface area for absorption and secretion</p> Signup and view all the answers

    What is the protein composition of microfilaments?

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

    What is the protein composition of microtubules?

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

    Which organelle is responsible for protein sorting, terminal glycosylation, and secretory vesicle formation?

    <p>Golgi apparatus</p> Signup and view all the answers

    What is the main function of the mitochondria?

    <p>Power generation for the cell</p> Signup and view all the answers

    What is the main function of the rough endoplasmic reticulum?

    <p>Protein secretion</p> Signup and view all the answers

    What is the main function of the nucleus?

    <p>DNA storage and replication</p> Signup and view all the answers

    Which organelle is responsible for movement and positioning of organelles, as well as acting as the backbone for other cellular structures?

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

    What is the main function of microfilaments?

    <p>Movement and positioning of organelles</p> Signup and view all the answers

    Which organelle is responsible for the formation of the axoneme in cilia?

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

    What is the main function of intermediate filaments?

    <p>Create 'ghost' nucleus appearance</p> Signup and view all the answers

    Which organelle is responsible for the start of the secretory pathway?

    <p>Rough ER</p> Signup and view all the answers

    What is the main function of the Golgi apparatus?

    <p>Protein sorting</p> Signup and view all the answers

    Which type of microscope is used to visualize the surface of cells in a pseudo 3D manner?

    <p>Scanning electron microscope</p> Signup and view all the answers

    What is the main function of intermediate filaments?

    <p>Provide mechanical support</p> Signup and view all the answers

    What is the composition of the plasma membrane?

    <p>Phospholipids and proteins</p> Signup and view all the answers

    Which stain is commonly used and stains the nucleus, RER, and ECM blue?

    <p>Hematoxylin &amp; Eosin (H&amp;E)</p> Signup and view all the answers

    Which structures are attracted to acid dyes and stain pink?

    <p>RBC, collagen, mitochondria, lysosomes</p> Signup and view all the answers

    Which tissue type covers surfaces?

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

    Which type of microscope uses lasers to produce a 3D image of living specimens?

    <p>Confocal laser scanning microscope</p> Signup and view all the answers

    What is the function of peroxisomes in the cell?

    <p>Detoxification of harmful substances</p> Signup and view all the answers

    Which organelle is responsible for movement and positioning of organelles, as well as acting as the backbone for other cellular structures?

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

    Which type of microscope is used to visualize the interior of cells?

    <p>Transmission electron microscope</p> Signup and view all the answers

    Which organelle is responsible for the formation of the axoneme in cilia?

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

    What is the main function of peroxisomes in the cell?

    <p>Breakdown of fatty acids</p> Signup and view all the answers

    Which type of microscope uses fluorescent substances that are irradiated by light to visualize specimens?

    <p>Confocal microscope</p> Signup and view all the answers

    What is the composition of the plasma membrane?

    <p>Phospholipids and proteins</p> Signup and view all the answers

    Which organelle is responsible for movement and positioning of organelles, as well as acting as the backbone for other cellular structures?

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

    Which type of microscope is used to visualize the surface of cells in a pseudo 3D manner?

    <p>Scanning electron microscope</p> Signup and view all the answers

    What is the main function of the nucleus?

    <p>DNA storage and replication</p> Signup and view all the answers

    Which type of cells contain secretory granules with histamine and heparin?

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

    Which organelle is responsible for protein sorting, terminal glycosylation, and secretory vesicle formation?

    <p>Golgi apparatus</p> Signup and view all the answers

    What is the main function of the rough endoplasmic reticulum?

    <p>Protein secretion</p> Signup and view all the answers

    Which type of fibers are responsible for forming extensive networks in some organs and are composed of collagen type III?

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

    What is the unique staining property of elastic fibers?

    <p>They stain black with silver salts</p> Signup and view all the answers

    Which organelle contains a high content of acid hydrolases and plays an important role in tooth eruption and movement?

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

    Which organelle catabolizes fatty acids via beta-oxidation and contains D-amino acid oxidases and catalase?

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

    Which type of cells contain secretory granules that store mucus?

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

    Which type of cells contain lipid droplets surrounded by a thin ring of cytoplasm and a displaced nucleus?

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

    Which component of the cytoskeleton facilitates movement and positioning of organelles within the cell?

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

    What is the function of microvilli in the cell?

    <p>To increase surface area for absorption and secretion</p> Signup and view all the answers

    Which type of microscope is used to visualize the interior of cells?

    <p>Transmission electron microscope</p> Signup and view all the answers

    What is the main function of the Golgi complex?

    <p>Secretory granule formation and protein secretion</p> Signup and view all the answers

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