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19 Σεπ 2018 · The human heart is a muscular organ that provides continuous blood circulation through the cardiac cycle. It is located in the middle of the chest behind the sternum. The heart is divided into four chambers - two upper atria and two lower ventricles.
The Muscles of the Heart •The heart has specific muscles that cause the heart to contract and open and close the heart values. Some of these muscles are: •Trabeculae Carneae –Irregular muscles of the ventricles •Chordae Tendineae –Small cords that connect the heart values to the papillary muscles
4 Ιουν 2018 · The heart is a hollow muscular organ located in the thoracic cavity, in the middle mediastinum behind the sternum, and in front of the esophagus, aorta, and vertebral column (Mahadevan 2018 ...
Heart: A powerful muscle slightly larger than a clenched fist. It is composed of four chambers, two upper (the atria) and two lower (the ventricles). It works as a pump to send oxygen-rich blood through all the parts of the body. A human heart beats an average of 100,000 times per day.
The human heart is a muscle, about the size of your fist. It works like a pump, sending blood around your body, allowing your organs to function. If you are being treated for heart rhythm problems, you may find it helpful to read this factsheet in order to understand how your heart and its electrical system functions.
Our exploration of more in-depth heart structures begins by examining the membrane that surrounds the heart, the prominent surface features of the heart, and the layers that form the wall of the heart.
1 Ιαν 2009 · ... The anatomy and physiology of the heart are wide, exciting for a thorough recognizing of their changes to help in the expectation of disease, as well as appreciating the signs and symptoms...
