Human Nervous System Overview
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Questions and Answers

Which part of the human body coordinates a person's voluntary and involuntary actions and transmits signals between different parts of the body?

  • Central nervous system (CNS)
  • Peripheral nervous system (PNS) (correct)
  • Motor neurons
  • Autonomic nervous system

What comprises the autonomic nervous system and regulates involuntary functions?

  • Enteric nervous system
  • Motor neurons
  • Sympathetic nervous system (correct)
  • Parasympathetic nervous system

Which part of the human nervous system is a semi-independent component that controls the gastrointestinal system?

  • Sympathetic nervous system
  • Motor neurons
  • Parasympathetic nervous system
  • Enteric nervous system (correct)

What is the largest part of the human nervous system and includes the brain and spinal cord?

<p>Central nervous system (CNS) (A)</p> Signup and view all the answers

Which part of the nervous system is responsible for processing sensory information?

<p>Sensory neuron (C)</p> Signup and view all the answers

What is the center of the human nervous system?

<p>Central nervous system (CNS) (C)</p> Signup and view all the answers

What is the function of glial cells in the nervous system?

<p>Supporting and protecting neurons (D)</p> Signup and view all the answers

Which structure is responsible for the transient alteration of transmembrane voltage in an excitable cell?

<p>Axon (A)</p> Signup and view all the answers

What type of chemical relays, amplifies, and modulates signals between neurons and other synaptically connected cells?

<p>Neuromodulator (B)</p> Signup and view all the answers

What is the specialized junction through which neurons signal to each other and to non-neuronal cells called?

<p>Chemical synapse (B)</p> Signup and view all the answers

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