NBME 17 Inhibition of muscarinic receptors (NBME Answers)

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Retired NBME 17 Answers

nbme17/Block 0/Question#0 (reveal difficulty score)
A 67-year-old man has urinary urgency after ...
Inhibition of muscarinic receptors 🔍 / 📺 / 🌳 / 📖
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submitted by ∗andro(269)

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Tolterodine
Oxybutinin Muscarinic antagonists used for urinary urgency

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sschulz2013 Specifically, these anti-muscarinics act on M3 receptors to relax smooth muscles in ureters and bladder wall +1

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submitted by kook16(0)

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Detrusor muscle is being overactive from M3 receptors being overactive, so to help this poor old man you need to inhibit the muscarinic receptors

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