Human Nervous System and Sense Organs Mechanism
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Questions and Answers

What is the function of a presynaptic neuron?

  • Space between two communicating cells
  • Junction site between neurons
  • Receiving cell
  • Firing neuron that releases neurotransmitters (correct)

    • Which part of the synapse is the space where communication occurs between two neurons?

  • Postsynaptic neuron
  • Presynaptic neuron
  • Synaptic cleft (correct)
  • Neurotransmitter

    • What is the function of a postsynaptic neuron?

  • Chemical junction site between neurons
  • Receiving cell that responds to neurotransmitters (correct)
  • Electrical transmission between cells
  • Non-direct touching of other cells

    • Which type of synapse involves ions flowing directly between cells?

    <p>Electrical synapse</p> Signup and view all the answers

    What do mechanoreceptors respond to?

    <p>Mechanical forces like pressure and vibration</p> Signup and view all the answers

    Which receptor type is crucial for the sense of touch?

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

    Where are most mechanoreceptors found?

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

    Which part of the neuron releases neurotransmitters at a synapse?

    <p>Presynaptic neuron</p> Signup and view all the answers

    What is the space between the two communicating neurons called?

    <p>Synaptic cleft</p> Signup and view all the answers

    What is the main function of a postsynaptic neuron at a synapse?

    <p>Receive neurotransmitters released by the presynaptic neuron</p> Signup and view all the answers

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