Letter | Published:

Effects of Intensity of Driving Stimulus on the Shape of Membrane Action Potential of the Heart

Nature volume 192, pages 12951296 (30 December 1961) | Download Citation

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Abstract

AN investigation of the influence of driving stimuli on the membrane action potentials of toad cardiac muscle fibres has been made. Endocardial surfaces of excised hearts were exposed and the transmembrane potentials of atrial and ventricular fibres recorded by means of glass-pipette microelectrodes.

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  1. Department of Physiology, Faculty of Medicine, University of Tokyo, Tokyo.

    • T. AZUMA
    • , H. HAYASHI
    • , T. KANNO
    •  & K. MATSUDA

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DOI

https://doi.org/10.1038/1921295a0

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