Nov 3, 2023 · Heart (right lateral view) The heart is a muscular organ that pumps blood around the body by circulating it through the circulatory/vascular system. It is found in the middle mediastinum, wrapped in a two-layered serous sac called the pericardium. The heart is shaped as a quadrangular pyramid, and orientated as if the pyramid has fallen onto one of its sides so that its base faces the posterior thoracic wall, and its apex is pointed toward the anterior thoracic wall. The great vessels that Cardiac dynamics are traditionally linked to a left ventricle, right ventricle, and septum morphology, a topography that differs from the heart’s five-century-old anatomic description of containing a helix and circumferential wrap architectural Mar 10, 2015 · The heart is a mostly hollow, muscular organ composed of cardiac muscles and connective tissue that acts as a pump to distribute blood throughout the body’s tissues. Music video by Heart performing What About Love?.© 1985 Capitol Records, LLC Coronary heart disease Coronary heart disease is a term used to describe what happens when the blood flow to the heart is interrupted or reduced. Angina and heart attacks often happen as a result of coronary heart disease. Mar 24, 2022 · Your heart is in the center of your chest, near your lungs. It has four hollow chambers surrounded by muscle and other heart tissue. The chambers are separated by heart valves, which make sure that the blood keeps flowing in the right direction. Read more about heart valves and how they help blood flow through the heart. May 14, 2025 · The structure of the heart helps supply blood and oxygen to all parts of the body. It is divided by a partition (or septum) into two halves. The halves are, in turn, divided into four chambers. The heart is situated within the chest cavity and surrounded by a fluid-filled sac called the pericardium. This amazing muscle produces electrical impulses that cause the heart to contract, pumping blood

throughout the body. The heart and the circulatory system together form the cardiovascular system. Nov 29, 2023 · Heart block is a disease of the heart's electrical system. The heart beats irregularly and at a slower pace than previously, and sometimes, it may even stop. Circulatory system Heart and circulatory diseases Causes of heart and circulatory diseases Keeping your heart healthy Heart Helpline and other support The human heart works like a pump sending blood around your body. Where is your heart? It’s a muscle, about the size of your fist, in the middle of your chest tilted slightly to the left. The heart is a muscular organ that serves to collect deoxygenated blood from all parts of the body, carries it to the lung s to be oxygenated and release carbon dioxide. Then, it transports the oxygenated blood from the lungs and distributes it to all the body parts [1] The heart pumps around 7,200 litres of blood in a day throughout the body [2] [3]. The heart is situated at the centre of the chest and points slightly towards the left. On average, the heart beats about 100,000 times a day