The heart is one of the most important organs in the entire human body. It is really nothing more than a pump, composed of muscle which pumps blood throughout the body, beating approximately 72 times per minute of our lives.
www.worldinvisible.com/apologet/humbody/heart.htm www.worldinvisible.com/apologet/humbody/heart.htm
Interactive 3-D presentation of human anatomy and physiology. ... The Virtual Body ... El Cuerpo Virtual...
www.medtropolis.com/VBody.asp www.medtropolis.com/VBody.asp
Heart - Wikipedia, the free encyclopedia
The heart is a muscular organ found in most vertebrates that is responsible for pumping blood throughout the blood vessels by repeated, rhythmic contractions. The term cardiac (as in cardiology) m...
en.wikipedia.org/wiki/Heart
Well the heart in your body actually looks like this ... Your heart is a muscle (We have muscles throughout our body, muscle is made up of elastic tissue, kind of like a rubber band.)which works like a pump, pumping blood constantly around your body. Your heart is about the size of your clenched fist.
www.prisci.gold.ac.uk/human-body/heart.htm www.prisci.gold.ac.uk/human-body/heart.htm
What, exactly, does anorexia nervosa do inside the human body? The heart and bones suffer the most. ... What happens exactly? Here's a look at what anorexia does to the human body. ... But the most life-threatening damage is usually the havoc wreaked on the heart. As the body loses muscle mass, it loses heart muscle at...
www.webmd.com/a-to-z-guides/features/anorexia-body-negl... www.webmd.com/a-to-z-guides/features/anorexia-body-neglected
The heart is the body's engine room, responsible for pumping life ... The fetal heart evolves through several different stages inside the womb, first resembling a fish's heart, then a frog's, which has two chambers, then a snake's, with three, before finally adopting the four-chambered structure of the human heart.
science.nationalgeographic.com/science/health-and-human... science.nationalgeographic.com/science/health-and-human-body/human-body/heart-article.html
The success of the first permanent total artificial heart implant would have been more obvious had the patient been able to be transferred from the hospital to an outlying home care setting. Nevertheless, several major achievements were realized.
www.medscape.com/medline/abstract/6673327
KidsHealth> Kids> How the Body Works> Your Heart & Circulatory System ... But the heart muscle is special because of what it does. The heart sends blood around your body. The blood provides your body with the oxygen and nutrients it needs. It also carries away waste.
kidshealth.org/kid/htbw/heart.html kidshealth.org/kid/htbw/heart.html
The Medscape Journal ... Allergy & Clinical Immunology ... Diabetes & Endocrinology...
www.medscape.com/medline/abstract/5672083