Facts about Heart talk about the muscular organ of human being. It plays an important part in the circulatory system for the blood will be pumped by the heart to the blood vessels. The blood should flow along the vessels for it contains nutrients and oxygen for the body. The metabolic waste is also removed from the body due to the assistance of heart. Do you know the location of heart inside the human body? It is at the middle part of the chest between the lungs. Check other interesting facts about heart below:
Facts about Heart 1: the division of heart
There are four chambers in heart of humans, birds and other mammals. It has lower left and right ventricles and upper right and left atria.
Facts about Heart 2: the right and left heart
The term left heart is used to call the left parts. The right heart is defined by the right atrium and ventricle.
Facts about Heart 3: the heart wall
There are three layers of heart wall. They are endocardium, myocardium and epicardium.
Facts about Heart 4: a rhythm
A group of pacemaking cells will determine a rhythm of heart when pumping the blood.
Facts about Heart 5: the heart beat
The rate of heartbeat is around 72 beats per minute when a human being is at rest.
Facts about Heart 6: the importance of having exercise
It is recommended for the people to exercise because the resting heart rate will be decreased in the long term even though the heart rate will be increased temporarily. That is why the heart will be healthier.
Facts about Heart 7: CVD
CVD stands for cardiovascular disease. In 2008, it was considered as the most prevalent cause of global death. It made up 30 percent death in the world. Most of them were mostly caused by stroke and coronary artery disease.
Facts about Heart 8: the risk factors of heart diseases
The high cholesterol, little exercise, overweight, obesity, poor diet, high blood pressure and smoking may affect the way heart works.
Facts about Heart 9: the sign or symptom
Shortness of breath and chest pain is the two most prevalent symptoms of heart disease. In most cases, no symptoms are identified.
Facts about Heart 10: diagnosis
The ultrasound, ECG, and stethoscope can be used to listen to the heart sounds. The physician will also look at the medical history of the patients.
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