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Questions and Answers
What is the effect of M2 and M4 receptors on adenyl cyclase?
What is the effect of M2 and M4 receptors on adenyl cyclase?
- Activation of phospholipase C
- Opening of Ca2+ channels
- Stimulation of adenyl cyclase
- Inhibition of adenyl cyclase (correct)
What is the main mechanism of action of indirect acting parasympathomimetics?
What is the main mechanism of action of indirect acting parasympathomimetics?
- Stimulation of phospholipase C
- Inhibition of adenyl cyclase
- Direct binding to muscarinic receptors
- Inhibition of cholinesterase enzyme (correct)
Which of the following is an example of a reversible cholinesterase inhibitor?
Which of the following is an example of a reversible cholinesterase inhibitor?
- Carbachol
- Physostigmine (correct)
- Organophosphorus compounds
- Pilocarpine
What is the effect of M1, M3, and M5 receptors on phospholipase C?
What is the effect of M1, M3, and M5 receptors on phospholipase C?
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What type of compounds are all choline esters?
What type of compounds are all choline esters?
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Which of the following is an example of a direct acting parasympathomimetic?
Which of the following is an example of a direct acting parasympathomimetic?
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What is the effect of ACh on the atrium?
What is the effect of ACh on the atrium?
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What is the effect of ACh on vascular smooth muscles?
What is the effect of ACh on vascular smooth muscles?
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What is the effect of ACh on the urinary tract?
What is the effect of ACh on the urinary tract?
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What is the effect of ACh on exocrine glands?
What is the effect of ACh on exocrine glands?
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What is the effect of ACh on the autonomic ganglia?
What is the effect of ACh on the autonomic ganglia?
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What is the therapeutic use of bethanechol?
What is the therapeutic use of bethanechol?
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