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  2. 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 ...

  3. Cardiac cycle - Wikipedia

    en.wikipedia.org/wiki/Cardiac_cycle

    The heart is a four-chambered organ consisting of right and left halves, called the right heart and the left heart. The upper two chambers, the left and right atria , are entry points into the heart for blood-flow returning from the circulatory system , while the two lower chambers, the left and right ventricles , perform the contractions that ...

  4. Ventricle (heart) - Wikipedia

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

    The heart and its performance are also commonly measured in terms of dimensions, which in this case means one-dimensional distances, usually measured in millimeters. This is not as informative as volumes but may be much easier to estimate with (e.g., M-Mode echocardiography [ 17 ] or with sonomicrometry , which is mostly used for animal model ...

  5. 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]

  6. Chordae tendineae - Wikipedia

    en.wikipedia.org/wiki/Chordae_tendineae

    The chordae tendineae (sg.: chorda tendinea) or tendinous cords, colloquially known as the heart strings, are inelastic cords of fibrous connective tissue that connect the papillary muscles to the tricuspid valve and the mitral valve in the heart.

  7. 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).

  8. File:Diagram of the human heart (cropped).svg - Wikipedia

    en.wikipedia.org/wiki/File:Diagram_of_the_human...

    A-level Biology/Transport/mammalian heart; General Anatomy/Cardiovascular System; USMLE Step 1 Review/Cardiovascular; User:M3058565; Biomedical Engineering Theory And Practice/Physiolgocial System; Biomedical Engineering Theory And Practice/Biomechanics IV; The Organ Systems/circulatory; Main Page/sandbox; Usage on en.wikiversity.org Human heart

  9. BrainPop - Wikipedia

    en.wikipedia.org/wiki/BrainPop

    BrainPop (stylized as BrainPOP) is a group of educational websites founded in 1999 by Avraham Kadar, M.D. and Chanan Kadmon, based in New York City. [1] As of 2024, the websites host over 1,000 short animated movies for students in grades K–8 (ages 5 to 14), together with quizzes and related materials, covering the subjects of science, social studies, English, math, engineering and ...