coronary vein

noun

Anatomy.

1. any of several veins that receive blood from the heart wall and empty into the coronary sinus.

Word History and Origins

Origin of coronary vein¹

First recorded in 1825–35; coronary artery

Example Sentences

One option is to thread a thin metal electrode through a coronary vein on the outside of the heart to reach the middle regions of the heart, where it can stimulate the heart’s lower chambers.

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In hopes of getting around this problem, Cosgriff-Hernandez and her colleagues set out to create a liquidlike gel they could inject throughout the length of a coronary vein.

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The researchers then fed both through an ultrathin divided catheter that keeps the liquids separate and inserted the catheter into a coronary vein at the top of the hearts of live pigs.

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Cavities of the Right Side of the Heart.—a, superior, and b, inferior vena cava; c, arch of aorta; d, pulmonary artery; e, right, and f, left auricular appendage; g, fossa ovalis; h, Eustachian valve; k, mouth of coronary vein; l, m, n, cusps of the tricuspid valve; o, o, papillary muscles; p, semilunar valve; q, corpus Arantii; r, lunula.

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From what has been said, it will be evident, that strictly speaking, there are only two arteries and seven veins in the body; one pulmonary artery, which carries the blood from the right ventricle of the heart to the lungs, and four pulmonary veins, which bring it back again; then the aorta or large artery, which carries the blood from the left ventricle of the heart to all parts of the body; the two venae cavae, and the coronary vein of the heart, which bring it back again.

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