Summary
Atria isolated from rats after 7 weeks of exercise training beat at a slower rate than did atria from sedentary controls. Atria from exercised rats showed a significant acceleration in response to atropie.
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This study was supported by a grant from the Genesee Valley Heart Association.
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Smith, D.C., El-Hage, A. Effect of exercise training on the chronotropic response of isolated rat atria to atropine. Experientia 34, 1027–1028 (1978). https://doi.org/10.1007/BF01915325
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DOI: https://doi.org/10.1007/BF01915325