Peripheral Nervous System Overview

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Questions and Answers

What is the function of Dendrites in a neuron?

  • Send the neural message out from the Axon
  • Transmit messages from brain to body and from body to brain
  • Receive neural messages from other neurons (correct)
  • Absorb food and keep the cell alive

Which part of the neuron contains chemicals known as neurotransmitters?

  • Myelin sheath
  • Dendrites
  • Terminal Button (correct)
  • Cell body

What is the role of the Myelin sheath in a neuron?

  • Speed up the transmission of neural messages (correct)
  • Transmit messages from brain to body and from body to brain
  • Receive neural messages from other neurons
  • Absorb food and keep the cell alive

Which part of the neuron is responsible for absorbing food and keeping the cell alive?

<p>Cell body (D)</p> Signup and view all the answers

What is the function of Axon in a neuron?

<p>Send the neural message out from the Axon terminal button (A)</p> Signup and view all the answers

Which part of the Peripheral Nervous System is responsible for sending messages from the body to the brain?

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

What is the role of the Sympathetic Nervous System in the body?

<p>Preparing the body for 'flight or fight' reactions (A)</p> Signup and view all the answers

Which system takes over when the body senses that a situation is normal and safe?

<p>Parasympathetic Nervous System (C)</p> Signup and view all the answers

What is the main function of the Autonomic Nervous System in the human body?

<p>Controlling internal activities like heart rate and breathing (B)</p> Signup and view all the answers

During which situation might the heart rate increase due to the influence of the nervous system?

<p>Sensing an imminent accident (A)</p> Signup and view all the answers

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