Pima JTED Physical Therapy Tech Program: Nervous System and Sensory Organs Quiz #11
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Questions and Answers

What is the primary function of the myelin sheath?

  • To prevent damage to nerve cells
  • To control involuntary actions like breathing and digestion
  • To aid in the regeneration of nerve cells
  • To provide insulation and speed up electrical impulses (correct)

Which division of the Autonomic Nervous System (ANS) is responsible for the 'fight or flight' response?

  • Sympathetic Division (correct)
  • Central Nervous System (CNS)
  • Parasympathetic Division
  • Peripheral Nervous System (PNS)

What is the primary function of the Parasympathetic Division of the ANS?

  • To dilate the pupils and secrete adrenaline
  • To control involuntary actions like breathing and digestion
  • To stimulate saliva flow and slow the heartbeat (correct)
  • To regulate the body's response to external stimuli

Which part of the nervous system does NOT include the brain and spinal cord?

<p>Peripheral Nervous System (PNS) (B)</p> Signup and view all the answers

What is the primary importance of reflexes?

<p>To allow the body to respond to stimuli without involving the brain (B)</p> Signup and view all the answers

Which type of reflex arc involves only one synapse?

<p>Monosynaptic Reflex Arc (A)</p> Signup and view all the answers

What is the primary function of the Central Nervous System (CNS)?

<p>To integrate and process information from the body and environment (A)</p> Signup and view all the answers

Which part of the reflex arc is responsible for detecting the stimulus?

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

What is the role of the Interneuron in a Polysynaptic Reflex Arc?

<p>To integrate and process information (A)</p> Signup and view all the answers

Which part of the reflex arc is responsible for transmitting the signal to the effector (muscle or gland)?

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

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