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2. Heart - Wikipedia

   en.wikipedia.org/wiki/Heart

   Real-time MRI of the human heart The human heart is in the middle of the thorax, with its apex pointing to the left. [15] The human heart is situated in the mediastinum, at the level of thoracic vertebrae T5–T8. A double-membraned sac called the pericardium surrounds the heart and attaches to the mediastinum. [16]

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. Cardiac physiology - Wikipedia

   en.wikipedia.org/wiki/Cardiac_physiology

   The function of the right heart, is to collect de-oxygenated blood, in the right atrium, from the body via the superior vena cava, inferior vena cava and from the coronary sinus and pump it, through the tricuspid valve, via the right ventricle, through the semilunar pulmonary valve and into the pulmonary artery in the pulmonary circulation ...

5. Circulatory system - Wikipedia

   en.wikipedia.org/wiki/Circulatory_system

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

6. What Is Heart Disease? Everything You Need to Know - AOL

   www.aol.com/lifestyle/heart-disease-everything...

   Heart disease is a type of cardiovascular disease that affects the heart’s structure and function. Several different heart conditions fall under the umbrella term for heart disease.

7. Ventricle (heart) - Wikipedia

   en.wikipedia.org/wiki/Ventricle_(heart)

   Heart section showing ventricles and ventricular septum. Ventricles have thicker walls than atria and generate higher blood pressures.The physiological load on the ventricles requiring pumping of blood throughout the body and lungs is much greater than the pressure generated by the atria to fill the ventricles.

8. Here's an incredible first look at the largest heart that ...

   www.aol.com/article/2015/08/24/heres-an...

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9. Coronary arteries - Wikipedia

   en.wikipedia.org/wiki/Coronary_arteries

   The coronary arteries are the arterial blood vessels of coronary circulation, which transport oxygenated blood to the heart muscle. The heart requires a continuous supply of oxygen to function and survive, much like any other tissue or organ of the body. [1] The coronary arteries wrap around the entire heart.