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  2. Heart - Wikipedia

    en.wikipedia.org/wiki/Heart

    The heart is a muscular organ found in most animals. This organ pumps blood through the blood vessels of the circulatory system. [1] The pumped blood carries oxygen and nutrients to the body, while carrying metabolic waste such as carbon dioxide to the lungs. [2] In humans, the heart is approximately the size of a closed fist and is located ...

  3. Anatomy of the human heart - Wikipedia

    en.wikipedia.org/wiki/Anatomy_of_the_human_heart

    The heart is a muscular organ situated in the mediastinum.It consists of four chambers, four valves, two main arteries (the coronary arteries), and the conduction system. The left and right sides of the heart have different functions: the right side receives de-oxygenated blood through the superior and inferior venae cavae and pumps blood to the lungs through the pulmonary artery, and the left ...

  4. Circulatory system - Wikipedia

    en.wikipedia.org/wiki/Circulatory_system

    The circulatory system is a system of organs that includes the heart, blood vessels, and blood which is circulated throughout the entire body of a human or other vertebrate. [ 1 ][ 2 ] It includes the cardiovascular system, or vascular system, that consists of the heart and blood vessels (from Greek kardia meaning heart, and from Latin vascula ...

  5. Jon and Lauren Rolph find ‘enough grace for the day’ in his ...

    www.aol.com/news/jon-lauren-rolph-enough-grace...

    Thanks to a Thrive Restaurant Group charitable donation, Jon Rolph got to throw out the first pitch at a recent St. Louis Cardinals game. He practiced with about 20 pitches to his daughter and ...

  6. JD Vance’s mom details the moment her son changed his ... - AOL

    www.aol.com/news/jd-vance-mom-details-moment...

    JD Vance’s mother explained the moment her son changed his heart from an ardent critic of former President Donald Trump to a vociferous supporter and running mate.. Beverly Aikins told The New ...

  7. Coronary circulation - Wikipedia

    en.wikipedia.org/wiki/Coronary_circulation

    Coronary circulation is the circulation of blood in the arteries and veins that supply the heart muscle (myocardium). Coronary arteries supply oxygenated blood to the heart muscle. Cardiac veins then drain away the blood after it has been deoxygenated. Because the rest of the body, and most especially the brain, needs a steady supply of ...

  8. Heart development - Wikipedia

    en.wikipedia.org/wiki/Heart_development

    Heart development, also known as cardiogenesis, refers to the prenatal development of the heart. This begins with the formation of two endocardial tubes which merge to form the tubular heart, also called the primitive heart tube. The heart is the first functional organ in vertebrate embryos.

  9. Venus in Gemini: What Gemini Venus Means for Each Sign - AOL

    www.aol.com/lifestyle/venus-gemini-gemini-venus...

    The answer is both yes and no. Venus in Gemini moves differently through every birth chart (and every Gemini’s birth chart) so there’s no one size fits all interpretation.