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Topic: Atropine  (Read 7039 times)

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Offline AhmedEzatAlzawalaty

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Atropine
« on: December 08, 2007, 12:36:44 PM »
i want any one to tell me why atropine produces initial bradycardia.
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Offline marta

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Re: Atropine
« Reply #1 on: August 26, 2008, 08:10:32 AM »
...because atropine originally activates vagus nerve, then after a while starts blocking muscarinic receptors in the heart and noradrenaline from sympathetic nervous system takes over ...causing tachycardia..I hope I m right:)
Marta
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