4BMC Lecture 1: Building Blocks of Nervous System
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Questions and Answers

What is the structural and functional unit of the nervous system responsible for transmitting information?

  • Neuron (correct)
  • Gene
  • Bacteria
  • Virus
  • Which part of the nervous system is responsible for integration and processing of sensory information?

  • Central Nervous System (CNS) (correct)
  • Peripheral Nervous System (PNS)
  • Endocrine System
  • Excretory System
  • What are the protective layers covering the brain and spinal cord called?

  • Meninges (correct)
  • Periosteum
  • Ganglia
  • Epidermis
  • What are the small, supportive cells in the nervous system responsible for immune defense and maintaining homeostasis?

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

    Which part of the brain is responsible for controlling motor coordination, balance, and muscle tone?

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

    What are the functional units of the nervous system that transmit information from sensory organs to the CNS called?

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

    What is the main function of the nervous system?

    <p>Controlling voluntary and involuntary activities</p> Signup and view all the answers

    Which division of the nervous system is responsible for carrying inputs from sensors to the brain along afferent nerves?

    <p>Somatic division</p> Signup and view all the answers

    What do dendrites of a neuron carry?

    <p>Incoming signals towards the cell body</p> Signup and view all the answers

    Which type of nervous system activity is voluntary and under conscious control?

    <p>Somatic nervous system</p> Signup and view all the answers

    What is the main function of the autonomic nervous system?

    <p>Controlling involuntary physiological processes</p> Signup and view all the answers

    What is the role of acetylcholine (ACh) in the nervous system?

    <p>Acting as a neurotransmitter in both the CNS and ANS</p> Signup and view all the answers

    Which cells in the nervous system provide support, insulation, and nutrients to neurons?

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

    What is the function of efferent nerves in the nervous system?

    <p>Carrying outgoing signals to effectors</p> Signup and view all the answers

    What is the primary function of axons in neurons?

    <p>Carry signals away from the cell body</p> Signup and view all the answers

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