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

Which neurotransmitter is released by sympathetic neurons?

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

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

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

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

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

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

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

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

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

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

<p>Acetylcholine (A)</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) (D)</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 (C)</p> Signup and view all the answers

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

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

What neurotransmitter is primarily produced by the adrenal medulla?

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

What is the primary neurotransmitter released by the adrenal medulla?

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

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

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

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

<p>Bronchodilation (D)</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 (C)</p> Signup and view all the answers

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

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

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

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

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

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

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

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

What effect does sympathetic stimulation have on the salivary glands?

<p>Increased salivation (D)</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 (D)</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 (C)</p> Signup and view all the answers

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

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

Which receptor type is primarily target in the lung?

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

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

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

Which system is the nicotinic receptor a part of?

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

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

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

Which neurotransmitter is associated with the nicotinic receptor?

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

What type of receptor is in the sympathetic system?

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

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

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

What type of receptor is the nicotinic receptor?

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

Which neurotransmitter is associated with the nicotinic receptor?

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

In which system does the nicotinic receptor function?

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

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

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

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

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

Which neurotransmitter is associated with the nicotinic receptor?

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

What type of receptor is the nicotinic receptor?

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

At which synapse in neurotranmission occur the release neurotransmitters?

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

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

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

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

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

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

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

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

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

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