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  2. Heart - Wikipedia

    en.wikipedia.org/wiki/Heart

    The heart is a muscular organ found in humans and other animals. This organ pumps blood through the blood vessels. [1] Heart and blood vessels together make the circulatory system. [2] The pumped blood carries oxygen and nutrients to the tissue, while carrying metabolic waste such as carbon dioxide to the lungs. [3]

  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. Heart development - Wikipedia

    en.wikipedia.org/wiki/Heart_development

    The heart is the first functional organ in vertebrate embryos. The tubular heart quickly differentiates into the truncus arteriosus, bulbus cordis, primitive ventricle, primitive atrium, and the sinus venosus. The truncus arteriosus splits into the ascending aorta and the pulmonary trunk. The bulbus cordis forms part of the ventricles.

  5. The Kids Who Have His Heart: All About Kevin Hart's Children

    www.aol.com/kids-heart-kevin-harts-children...

    Heaven Hart, born March 22, 2005, is the eldest child of Kevin Hart and his first wife, Torrei Hart. She graduated from high school in 2023 and started college later that year.

  6. All the Heart-Healthy Foods and Nutrients Every Woman ... - AOL

    www.aol.com/lifestyle/heart-healthy-foods...

    Improve your heart health with these healthy, colorful good-for-you foods. Plus, find out the specific benefits in the healthiest fruits and vegetables. All the Heart-Healthy Foods and Nutrients ...

  7. Here's the 411 on All the Different Meanings for Heart Emojis

    www.aol.com/heres-411-different-meanings-heart...

    The most popular of all the heart emojis, the red heart signifies love, as well as passion and romance, making it the perfect symbol of your fervent feelings. It's anything but casual, which means ...

  8. Cardiac physiology - Wikipedia

    en.wikipedia.org/wiki/Cardiac_physiology

    The resting heart rate of a newborn can be 120 beats per minute (bpm) and this gradually decreases until maturity and then gradually increases again with age. The adult resting heart rate ranges from 60 to 100 bpm. Exercise and fitness levels, age and basal metabolic rate can all affect the heart rate. An athlete's heart rate can be lower than ...

  9. AOL Mail

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!