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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]
The heart works by pumping blood around the body allowing oxygen, nutrients, waste, hormones and white blood cells to be transported. Diagram of the human heart. The heart is composed of two atria and two ventricles. The primary purpose of the atria is to allow uninterrupted venous blood flow to the heart during ventricular systole.
Digoxin: Helps slow the heart rate by blocking the number of electrical impulses that pass through the AV node into the lower heart chambers (ventricles). E lectrocardioversion: A procedure in which electric currents are used to reset the heart's rhythm back to regular pattern.
From Echo devices to smart TV's, these 20 tech gadgets are the most popular electronics and have sold more on Amazon than any other so far in 2017. Shop the best-selling Amazon electronics in the ...
In a normal heart, the heart rate is the rate at which the sinoatrial node depolarizes since it is the source of depolarization of the heart. Heart rate, like other vital signs such as blood pressure and respiratory rate, change with age. In adults, a normal heart rate is between 60 and 100 bpm (normocardic), whereas it is higher in children. [56]
James Van Der Beek got emotional on Tuesday, Dec. 3 while discussing his family’s support was he undergoes treatment for stage 3 colorectal cancer.. During a sit down with Robin Roberts on Good ...
In July of this year, Chicago raised its minimum wage to $16.20 per hour for employers with four or more employees. The minimum wage for tipped employees in Chicago is now $11.02 per hour and is ...
Anatomical fugitive sheet with flaps lifted on female figure Anatomical fugitive sheets are illustrations of the human body specially created to display internal organs and structures. Hinged flaps enable the viewer to see a body as if in various stages of dissection .