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Vor 3 Tagen · Heart of Midlothian Football Club, commonly known as Hearts, is a professional football club in Edinburgh, Scotland. The team competes in the Scottish Premiership, the top division of Scottish football.
Vor 5 Tagen · Heart, organ that serves as a pump to circulate the blood. It may be as simple as a straight tube, as in spiders and annelid worms, or as complex as the four-chambered double pump that is the center of the circulatory system in humans, other mammals, and birds. Learn more about the heart in this article.
- The Editors of Encyclopaedia Britannica
- In humans, the heart is situated between the two lungs and slightly to the left of center, behind the breastbone. It rests on the diaphragm, the mu...
- The heart consists of several layers of a tough muscular wall, the myocardium. A thin layer of tissue, the pericardium, covers the outside, and ano...
- The pumping of the heart, or the heartbeat, is caused by alternating contractions and relaxations of the myocardium. These contractions are stimula...
- The rhythmic noises accompanying the heartbeat are called heart sounds. The two distinct sounds are heard, a low, slightly prolonged “lub” (first s...
Vor einem Tag · There are four chambers in your heart that are left atrium, right atrium, left ventricle, and right ventricle. The upper chambers of your heart are atria, whereas the lower chambers are ventricles.
Vor 3 Tagen · There are four main types of arrhythmia: extra beats, supraventricular tachycardias, ventricular arrhythmias, and bradyarrhythmias. Extra beats include premature atrial contractions, premature ventricular contractions, and premature junctional contractions.
Vor 3 Tagen · Ein zuverlässiger Insider deutet an, dass die „Kingdom Hearts“-Reihe ordentlich auf Nintendos Switch-Nachfolger repräsentiert sein könnte. Sowohl das heißerwartete Kingdom Hearts 4 als ...
Vor 3 Tagen · So deutete Geoff Keighley an, dass “Kingdom Hearts 4” diese Woche nicht auf dem Summer Game Fest zu sehen sein wird. Fans, die auf den Auftritt hoffen, schalten demnach umsonst ein.
Vor 3 Tagen · the Beatles, British musical quartet and a global cynosure for the hopes and dreams of a generation that came of age in the 1960s. The principal members were John Lennon (b. October 9, 1940, Liverpool, Merseyside, England—d. December 8, 1980, New York, New York, U.S.), Paul McCartney (in full Sir James Paul McCartney; b.
