Neuroscience Quiz on Cajal and Golgi
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Questions and Answers

What major theory did the neuron doctrine replace?

  • Neural networking theory
  • Spinal reflex theory
  • Cell theory
  • Reticular theory (correct)
  • Which technique was developed by Camillo Golgi to enhance the visualization of nerve cells?

  • Magnetic resonance imaging
  • Silver nitrate staining technique (correct)
  • Gadolinium enhancement
  • Fluorescent dye technique
  • What significant advancement in neuroscience occurred in the 1950s regarding neurons?

  • Discovery of neurotransmitters
  • Identification of synapses (correct)
  • Invention of the electron microscope
  • Development of neural plasticity theory
  • What was the primary method Santiago Ramón y Cajal used to communicate his observations of the nervous system?

    <p>Pen and ink drawings</p> Signup and view all the answers

    In what year did Cajal and Golgi jointly receive the Nobel Prize for their work in physiology or medicine?

    <p>1906</p> Signup and view all the answers

    What method significantly changed Cajal's career and contributed to his observations of nerve cells?

    <p>Golgi's staining method</p> Signup and view all the answers

    Which statement about the neuron doctrine is true?

    <p>Waldeyer introduced the concept in 1891, naming the nerve cell 'neuron.'</p> Signup and view all the answers

    Cajal's observations showed that the nervous system is composed of what type of cells?

    <p>Individual nerve cells</p> Signup and view all the answers

    What was the primary effect of Cajal's modified staining technique?

    <p>It enhanced the detail in illustrations of nerve cells.</p> Signup and view all the answers

    Which theory did Cajal's findings primarily contradict?

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

    What was the primary focus of Santiago Ramón y Cajal's research?

    <p>The individual and independent nature of nerve cells</p> Signup and view all the answers

    Which technique was crucial for Cajal's ability to visualize nerve tissue?

    <p>Tissue-staining techniques</p> Signup and view all the answers

    What significant advancement in microscopy occurred prior to Cajal’s work?

    <p>Improvements in resolution and magnification</p> Signup and view all the answers

    What specific technique did Camillo Golgi develop to enhance the visualization of nerve cells?

    <p>A staining technique using silver nitrate</p> Signup and view all the answers

    What belief did Cajal's research challenge regarding nerve cell organization?

    <p>Nerve cells form a continuous network throughout the brain</p> Signup and view all the answers

    Which theory did Santiago Ramón y Cajal's work directly oppose?

    <p>The reticular theory</p> Signup and view all the answers

    In what year did Cajal publish the first volume of his research?

    <p>1899</p> Signup and view all the answers

    Why did Camillo Golgi continue to support the reticular hypothesis despite conflicting evidence?

    <p>He developed a personal attachment to the theory</p> Signup and view all the answers

    What characterized Santiago Ramón y Cajal's illustrations of the nervous system?

    <p>They were meticulously hand-drawn with pen and ink</p> Signup and view all the answers

    What did the neuron doctrine hypothesize about the structure of the nervous system?

    <p>It consists of discrete, autonomous nerve cells.</p> Signup and view all the answers

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