No abstract available
MeSH terms
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Adrenergic beta-Antagonists / pharmacology
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Animals
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Atropine / pharmacology*
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Autonomic Nervous System / physiology*
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Dogs
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Electric Stimulation
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Guanethidine / pharmacology
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Hemicholinium 3 / pharmacology
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Morpholines / pharmacology*
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Muscle Contraction
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Papillary Muscles / innervation*
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Stimulation, Chemical
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Sympatholytics / pharmacology*
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Tetrodotoxin / pharmacology*
Substances
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Adrenergic beta-Antagonists
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Morpholines
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Sympatholytics
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Hemicholinium 3
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Tetrodotoxin
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Atropine
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Guanethidine