Autonomic Nervous System Organization and Regulation Quiz
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Questions and Answers

What is the specific effect of the sympathetic system on the blood vessels?

  • Decreasing smooth muscle tone
  • Inducing vasodilation
  • Increasing parasympathetic activity
  • Maintaining smooth muscle tone (correct)

    • Which system exerts a positive inotropic effect on the heart?

  • Cardiovascular reflex
  • Sympathetic system (correct)
  • Both sympathetic and parasympathetic systems
  • Parasympathetic system

    • Which substance is primarily produced by the adrenal medulla, behaving as a sympathetic ganglion?

  • Vasoactive intestinal peptide
  • Norepinephrine (correct)
  • Enkephalins
  • Substance P

    • What effect does the parasympathetic system have on the pupil of the eye?

    <p>Produces miosis</p> Signup and view all the answers

    Which neurotransmitter is released by sympathetic neurons?

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

    In the autonomic nervous system, which neurotransmitter is released by cholinergic neurons?

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

    At which synapse in neurotranmission does the preganglionic neuron release neurotransmitters?

    <p>Preganglionic synapse</p> Signup and view all the answers

    What neurotransmitter is released at the postganglionic synapse in the autonomic nervous system?

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

    Which neurotransmitter is associated with the somatic nervous system's motor end plates?

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

    In the autonomic nervous system, what neurotransmitter is typically associated with cholinergic neurons?

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

    What is the primary effect of the sympathetic system on the heart?

    <p>Positive inotropic (force of contraction)</p> Signup and view all the answers

    Which neurotransmitter is primarily responsible for the bronchoconstriction caused by the parasympathetic system in the lung?

    <p>Vasoactive intestinal peptide</p> Signup and view all the answers

    What is the effect of parasympathetic stimulation on the salivary glands?

    <p>Watery secretion</p> Signup and view all the answers

    What neurotransmitter is primarily produced by the adrenal medulla?

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

    What is the primary neurotransmitter released by the adrenal medulla?

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

    In the autonomic nervous system, which neurotransmitter is typically associated with adrenergic neurons?

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

    What is the primary effect of the sympathetic system on the bronchi of the lungs?

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

    What is the primary effect of sympathetic stimulation on the salivary glands?

    <p>Decreased production of watery saliva</p> Signup and view all the answers

    Which neurotransmitter is predominantly responsible for the effect of sympathetic stimulation on the salivary glands?

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

    What is the primary effect of parasympathetic stimulation on the salivary glands?

    <p>Increased production of clear, watery saliva</p> Signup and view all the answers

    What is the primary effect of sympathetic stimulation on the bronchi of the lungs?

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

    Which neurotransmitter is primarily responsible for the bronchodilation caused by sympathetic stimulation in the lung?

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

    What effect does the parasympathetic system have on the bronchi of the lungs?

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

    What effect does sympathetic stimulation have on the salivary glands?

    <p>Increased salivation</p> Signup and view all the answers

    Which neurotransmitter is predominantly responsible for the bronchoconstriction caused by the parasympathetic system in the lung?

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

    What is the primary purpose of using Beta 2 agonist in the lung?

    <p>To reduce airway resistance</p> Signup and view all the answers

    What is the specific effect of the sympathetic system on the bronchi of the lungs?

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

    Which receptor type is primarily target in the lung?

    <p>Beta-2 receptors</p> Signup and view all the answers

    What effect does the activation of Beta 2 receptors in the lung have on smooth muscle cells?

    <p>Decreases contractility</p> Signup and view all the answers

    What type of receptor is innervated by acetylcholine in the parasympathetic system?

    <p>Muscarinic receptor</p> Signup and view all the answers

    Which system is the nicotinic receptor a part of?

    <p>Voluntary skeletal system</p> Signup and view all the answers

    Which neurotransmitter is associated with the adrenergic receptor of the sympathetic system?

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

    Which neurotransmitter is associated with the nicotinic receptor?

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

    What type of receptor is in the sympathetic system?

    <p>Adrenergic receptor</p> Signup and view all the answers

    What is the primary neurotransmitter associated with the adrenergic receptor in the sympathetic system?

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

    What type of receptor is the nicotinic receptor?

    <p>Part of the voluntary skeletal system</p> Signup and view all the answers

    Which neurotransmitter is associated with the nicotinic receptor?

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

    In which system does the nicotinic receptor function?

    <p>Voluntary skeletal system</p> Signup and view all the answers

    Which type of receptor is innervated by acetylcholine in the parasympathetic system?

    <p>Muscarinic receptor</p> Signup and view all the answers

    What type of receptor is targeted by norepinephrine in the sympathetic system?

    <p>Adrenergic receptor</p> Signup and view all the answers

    Which neurotransmitter is associated with the nicotinic receptor?

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

    What type of receptor is the nicotinic receptor?

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

    At which synapse in neurotranmission occur the release neurotransmitters?

    <p>Preganglionic synapse</p> Signup and view all the answers

    Which neurotransmitter is associated with the preganglionic neuron in the autonomic nervous system?

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

    In the sympathetic system, which neurotransmitter is primarily responsible for the bronchodilation in the lung?

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

    What is the primary neurotransmitter released at the postganglionic synapse in the parasympathetic system?

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

    Which type of receptor is innervated by acetylcholine in the sympathetic system?

    <p>Nicotinic receptor</p> Signup and view all the answers

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