Pumping Function of Heart Ventricles in Different Mammalian Species under Conditions of Electrical Cardiostimulation
- Authors: Kibler N.A.1, Nuzhny V.P.1, Nuzhny P.V.2, Rogachevskaya O.V.3
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Affiliations:
- Institute of Physiology, Komi Research Center, Ural Division of Russian Academy of Sciences
- Komi Republic Cardiology Dispensary
- Pitirim Sorokin Syktyvkar State University
- Issue: Vol 164, No 4 (2018)
- Pages: 409-412
- Section: Physiology
- URL: https://journals.rcsi.science/0007-4888/article/view/239658
- DOI: https://doi.org/10.1007/s10517-018-4001-5
- ID: 239658
Cite item
Abstract
Pumping function of the heart ventricles under conditions of electrical stimulation was examined in adult dogs and rabbits. Pacing induced different changes in intracardiac hemodynamics manifested in impairment of pumping function of the right ventricle, which is largely determined by the functional state of the left ventricle. Initially high HR in rabbits more deeply limited functional reserve of the myocardium in response to electrical stimulus and was accompanied by more pronounced disturbances of pumping function of both ventricles.
About the authors
N. A. Kibler
Institute of Physiology, Komi Research Center, Ural Division of Russian Academy of Sciences
Author for correspondence.
Email: natanadya@mail.ru
Russian Federation, Syktyvkar
V. P. Nuzhny
Institute of Physiology, Komi Research Center, Ural Division of Russian Academy of Sciences
Email: natanadya@mail.ru
Russian Federation, Syktyvkar
P. V. Nuzhny
Komi Republic Cardiology Dispensary
Email: natanadya@mail.ru
Russian Federation, Syktyvkar
O. V. Rogachevskaya
Pitirim Sorokin Syktyvkar State University
Email: natanadya@mail.ru
Russian Federation, Syktyvkar