12 Questions
What are the two main divisions of the autonomic nervous system?
Parasympathetic and sympathetic
Where do synapses occur in the parasympathetic division?
Near the effector site
What is the function of adrenergic drugs?
Mimic sympathetic action and stimulate NE release
Which receptor type do alpha-blockers act on?
Alpha-receptors
What is the main clinical effect of beta-adrenergic drugs?
Increasing heart rate and stimulating cardiac contractions
What is the overall effect of the parasympathetic division when the body is at rest?
Controls and stimulates digestion, waste elimination, and genitourinary system
Which enzyme metabolizes excess ACH in the parasympathetic nerve ending?
Acetylcholinesterase (ACHE)
Where are nicotinic-1 (N1) receptors located?
All autonomic nervous system ganglion sites
What is the mechanism of action of cholinergic drugs?
Possible drug–receptor interactions: Stimulate muscarinic receptor, producing cholinergic effect
What do anticholinergic drugs do?
Block ACH receptor sites
What is the clinical indication for anticholinergic drugs?
Depends on specific receptors affected
Which receptors do beta-blocking drugs block?
Beta-receptors
Test your knowledge of the nervous system divisions and functions with this quiz. Explore topics such as the central and peripheral nervous systems, motor sections, and the use of neurons and neurotransmitters. Perfect for students of biology, neuroscience, and related fields.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
