Autonomic Nervous System (ANS) Functions and Divisions
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Autonomic Nervous System (ANS) Functions and Divisions

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Questions and Answers

Which division of the Autonomic Nervous System is responsible for preparing the body for intense physical activity?

  • Both SNS and PNS
  • Sympathetic Nervous System (SNS) (correct)
  • Autonomic Ganglia
  • Parasympathetic Nervous System (PNS)
  • During which type of response does the Parasympathetic Nervous System (PNS) get activated?

  • Intense physical activity
  • Stress or danger
  • Rest and relaxation (correct)
  • Fight or flight response
  • Which neurotransmitter is released by sympathetic postganglionic neurons and acts on adrenergic receptors?

  • Acetylcholine
  • Dopamine
  • Norepinephrine (correct)
  • Serotonin
  • Where are the parasympathetic ganglia located?

    <p>Near or within target organs</p> Signup and view all the answers

    What is the primary function of the Autonomic Nervous System (ANS)?

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

    Which division of the Autonomic Nervous System is activated during periods of rest and relaxation?

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

    What is the primary effect of the sympathetic nervous system on the cardiovascular system?

    <p>Increases heart rate and force of contraction</p> Signup and view all the answers

    Which system does the parasympathetic nervous system stimulate and enhance?

    <p>Digestive system</p> Signup and view all the answers

    Which reflex is an example of autonomic reflexes?

    <p>Baroreceptor reflex for blood pressure regulation</p> Signup and view all the answers

    Which organ is a crucial control center for integrating signals from higher brain centers and regulating autonomic function?

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

    Which health issues can be contributed to by imbalances in autonomic nervous system activity?

    <p>Cardiovascular diseases and neurological disorders</p> Signup and view all the answers

    Which type of medications are used to manage conditions such as hypertension and certain neurological disorders?

    <p>Medications targeting ANS receptors</p> Signup and view all the answers

    What is critical for appreciating the intricate balance between sympathetic and parasympathetic activities, ensuring appropriate responses to internal and external stimuli for the body's overall well-being?

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

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