The heart's role in circulation
By: Perry McCarney
The heart is literally the center of circulation. Which is why "right to the heart of the matter" is a common expression. All types of multi-cellular animals have hearts as the pump that provides the primary motive force for the circulation of their blood...
A look at how CPR restarts the circulatory system
By: Janet Farricelli CPDT-KA
You are walking through the city streets when suddenly a women collapses to the ground. She appears unresponsive and her face appears pale. People surround her as somebody dials 911 on their cell phone. Her chest fails to rise and fall depriving her body of...
How the human heart works
By: Janet Farricelli CPDT-KA
Believed to store love and symbol of noble emotions, the heart has a long history of being portrayed as an organ uniting couples, families and other important figures of our lives. In reality, this life sustaining organ has little to do with love but lots...
How the human heart works
By: Perry McCarney
Our hearts are organic pumps, far more capable and efficient than anything our technology can yet create. In romantic literature and popular culture they are frequently linked to love. But the physiology of love is still unknown, despite the amazing advances in scientific knowledge...
The heart's role in circulation
By: Effie Moore Salem
The heart distributes fresh oxygen to all parts of the body, in fact it has everything to do with circulation. Without it beating there would be no blood circulating, and without this there would be no live activity. Or, if we are more mechanically...
How the human heart works
By: Betty Carew
The heart is the most important muscle in the human body. Without a heart the human body would die. It is located a little too left side of the middle of your chest and is approximately the size of your fist. Its purpose is to...
The heart's role in circulation
By: Janet Farricelli CPDT-KA
The word circulation may have two distinct meanings. It may portray the concept of the heart delivering oxygen blood to human cells or it may portray the concept of traffic flowing. These concepts of circulation may be quite different but they are similar in many...
The heart's role in circulation
By: Caroline Fynn
The function of the heart, in relation to circulation, is to pump the blood around the blood vessels in order to deliver properties such as nutrients, oxygen and some hormones to the various cells. Waste materials also travel within the circulatory system and are ultimately...
An overview of pulmonary circulation
By: Trenna Sue Hiler
In its most basic terms the pulmonary circulation system is the movement of the blood from the heart, to the lungs and back to the heart. It is a simple transfer to help eliminate the waste (carbon dioxide) in the blood out through the lungs...
A look at how CPR restarts the circulatory system
By: Trenna Sue Hiler
Cardio-pulmonary resuscitation (CPR) is a first aid procedure used to help a person who has lost respiration and heartbeat. It is a measure that is used as a temporary situation until professionals can arrive and make critical medical decisions. There are many things that may...

 

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