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www.ivyroses.com/HumanBody/Blood/Heart_Functions.php

The functions of the heart (together with the structure of the heart) are essential learning for students of courses in human biology, anatomy and physiology, and many holistic therapies. This page is part of a series about the vascular system.

www.livescience.com/34655-human-heart.html

A heart attack is distinct from cardiac arrest, which is a sudden loss of heart function that usually occurs as a result of electrical disturbances of the heart rhythm. A heart attack can lead to ...

www.reference.com/science/main-function-heart-9132cbbbbcb765c5

The main function of the heart is to pump blood to the lungs to be saturated with oxygen, and then pump it out into the body to supply the cells with oxygen. The heart, along with the blood vessels, make up the cardiovascular system. The heart is made up of four chambers: the upper two are atria, and the lower two are ventricles.

www.nhsinform.scot/.../about-the-heart/understanding-how-your-heart-functions

Understanding how your heart functions Your heart is roughly the size of a fist and sits in the middle of your chest, slightly to the left. It’s the muscle at the centre of your circulation system, pumping blood around your body as your heart beats. This blood sends oxygen and nutrients to all parts of your body, and carries away unwanted ...

www.news-medical.net/health/Structure-and-Function-of-the-Heart.aspx

Function of the Heart The heart is the main organ in the circulatory system, the structure primarily responsible for delivering the circulation of blood and transportation of nutrients in all ...

www.answers.com/Q/What_are_the_4_functions_of_the_heart

The heart enlarges to compensate for conditions in the body that affect heart flow and functions of the heart. It would be more telling to know which side of the heart is enlarged or if the whole ...

www.webmd.com/heart/picture-of-the-heart

The heart is a muscular organ about the size of a fist, located just behind and slightly left of the breastbone. The heart pumps blood through the network of arteries and veins called the ...

www.quora.com/What-are-the-four-chambers-of-the-heart-and-their-functions

Basic anatomy of the human heart - The Cardio Research Web Project The heart is divided into four chambers. The upper chambers are termed atria, and the interatrial septum constitutes the division between them. The lower chambers are termed ventri...

www.yourheartvalve.com/heartbasics/Pages/heartanatomy.aspx

Basic anatomy and function of the heart The heart is a muscular organ that pumps blood to all the tissues in your body through a network of blood vessels. The right side of the heart pumps blood through the lungs where it picks up oxygen. The left side of the heart receives the blood containing oxygen and pumps the blood to the rest of your body

www.heart.org/.../about-heart-valves/roles-of-your-four-heart-valves

Roles of Your Four Heart Valves. To better understand your valve condition and to help prepare you to understand everything your healthcare provider will discuss, it helps to know the role each heart valve plays in providing healthy blood circulation. Every part of the circulatory system must work together to deliver blood, oxygen and nutrients ...