No abstract available
MeSH terms
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Animals
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Caffeine / pharmacology*
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Calcium / pharmacology*
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Dose-Response Relationship, Drug
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Fishes / physiology*
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Hagfishes / physiology*
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Heart Ventricles / drug effects
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Hydroxydopamines / pharmacology
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Myocardial Contraction / drug effects*
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Phenoxybenzamine / pharmacology
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Phentolamine / pharmacology
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Practolol / pharmacology*
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Propranolol / pharmacology
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Reserpine / pharmacology
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Theophylline / pharmacology
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Ventricular Function*
Substances
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Hydroxydopamines
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Phenoxybenzamine
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Caffeine
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Reserpine
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Propranolol
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Theophylline
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Practolol
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Calcium
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Phentolamine