Nervous System Divisions and Functions Quiz
12 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What are the two main divisions of the autonomic nervous system?

  • Ganglionic and neuroeffector
  • Parasympathetic and sympathetic (correct)
  • Central and peripheral
  • Somatic and autonomic

Where do synapses occur in the parasympathetic division?

  • In ganglia near the spinal cord
  • In ganglia near the effector site
  • Near the effector site (correct)
  • Near the spinal cord

What is the function of adrenergic drugs?

  • Inhibit NE levels in the nerve ending
  • Block ACH receptor or prevent ACH release
  • Stimulate parasympathetic response
  • Mimic sympathetic action and stimulate NE release (correct)

Which receptor type do alpha-blockers act on?

<p>Alpha-receptors (A)</p> Signup and view all the answers

What is the main clinical effect of beta-adrenergic drugs?

<p>Increasing heart rate and stimulating cardiac contractions (A)</p> Signup and view all the answers

What is the overall effect of the parasympathetic division when the body is at rest?

<p>Controls and stimulates digestion, waste elimination, and genitourinary system (C)</p> Signup and view all the answers

Which enzyme metabolizes excess ACH in the parasympathetic nerve ending?

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

Where are nicotinic-1 (N1) receptors located?

<p>All autonomic nervous system ganglion sites (D)</p> Signup and view all the answers

What is the mechanism of action of cholinergic drugs?

<p>Possible drug–receptor interactions: Stimulate muscarinic receptor, producing cholinergic effect (A)</p> Signup and view all the answers

What do anticholinergic drugs do?

<p>Block ACH receptor sites (B)</p> Signup and view all the answers

What is the clinical indication for anticholinergic drugs?

<p>Depends on specific receptors affected (D)</p> Signup and view all the answers

Which receptors do beta-blocking drugs block?

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

More Like This

Use Quizgecko on...
Browser
Open
Browser
Browser