An autoregulation method with which myocardial contractility increases with an increase in heart rate. Also known as the Treppe phenomenon.
One of the explanations is the inability of the
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effect — The result or consequence of an action. [L. efficio, pp. effectus, to accomplish, fr. facio, to do] abscopal e. a reaction produced following irradiation but occurring outside the zone of actual radiation absorption. additive e. an e. wherein two … Medical dictionary
Bowditch — Henry P., U.S. physiologist, 1840–1911. See B. law, B. effect … Medical dictionary
List of effects — This is a list of names for observable phenonema that contain the word effect, amplified by reference(s) to their respective fields of study. #*3D audio effect (audio effects)A*Accelerator effect (economics) *Accordion effect (physics) (waves)… … Wikipedia
Contractility — Myocardial contractility is the intrinsic ability of the heart to contract independent of preload and afterload. Changes in the ability to produce force during contraction result from different degrees of binding between myosin (thick) and actin… … Wikipedia
autoregulation — 1. The tendency of the blood flow to an organ or part to remain at or return to the same level despite changes in the pressure in the artery which conveys blood to it. 2. In general, any biologic system equipped with inhibitory … Medical dictionary
Navigation — This article is about determination of position and direction on or above the surface of the earth. For other uses, see Navigation (disambiguation). Table of geography, hydrography, and navigation, from the 1728 Cyclopaedia. Navigation is the… … Wikipedia
Nautical mile — 1 nautical mile = SI units 1.85200 km 1,852.00 m US customary / Imperial units 1.15078 mi 6,076.12 ft The nautical mile (symbol M, NM or nmi) is a unit of length that is about one minute of arc of latitude along a … Wikipedia
United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… … Universalium
Salem, Massachusetts — City Salem Maritime National Historic Site … Wikipedia
History of navigation — In the pre modern history of human migration and discovery of new lands by navigating the oceans, a few peoples have excelled as sea faring explorers. Prominent examples are the Phoenicians, the ancient Greeks, the Persians, the Arabians, the… … Wikipedia
