Nervous Tissue Introduction
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Questions and Answers

What is the main purpose of the chapter on nervous tissue?

  • To identify and describe the various types of cells in the muscular system
  • To learn about the different branches of the muscular system
  • To investigate how the nervous system affects digestion
  • To understand how the nervous system helps maintain health and homeostasis (correct)
  • What are the functions of the nervous system?

  • Sensory, motor, and integrative (correct)
  • Skeletal, muscular, and reproductive
  • Respiratory, circulatory, and excretory
  • Digestive, endocrine, and immune
  • Which type of cells are found in nervous tissue?

  • Myocytes and adipocytes
  • Osteocytes and chondrocytes
  • Neurons and neuroglia (correct)
  • Erythrocytes and leukocytes
  • What is a characteristic of neurons?

    <p>Electrically excitable</p> Signup and view all the answers

    What are the structural classifications of neurons?

    <p>Multipolar, bipolar, unipolar</p> Signup and view all the answers

    What is the main function of the integrative aspect of the nervous system?

    <p>To analyze incoming sensory information and make decisions regarding appropriate behaviors</p> Signup and view all the answers

    Which type of neuron communicates with each other via action potentials or graded potentials?

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

    What is the function of Schwann cells and oligodendrocytes in the nervous system?

    <p>Producing myelin sheath</p> Signup and view all the answers

    What determines the resting membrane potential of a non-conducting neuron?

    <p>Selective permeability of the neuron's membrane to Na+ and K+</p> Signup and view all the answers

    Which type of channels in neurons respond to direct changes in membrane potential?

    <p>Voltage-gated channels</p> Signup and view all the answers

    What type of neurons make up about half the volume of the nervous system?

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

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