Eventually, we realized that these thumping organs serve the vital task of pumping clean blood throughout the body. But how? Edmond Hui investigates how it all works by taking a closer look at the heart's highly efficient ventricle system. [Directed by Anton Bogaty, narrated by Addis...
aBlood Pressure Supine Vs. Standing. With about 31 percent of the adult population having high blood pressure, understanding how your heart pumps blood around... 血压仰对 站立。 当大约成人人口的31%有高血压,了解在怎么附近您的心脏抽血液…[translate]...
Understanding blood will help you as your doctor explains the results of your blood tests. In addition, you will learn amazing things about this incredible fluid and the cells in it. Blood is a mixture of two components: cells and plasma. The heart pumps blood through the arteries, ...
__ __You know how important your heart is, so it's no wonder people worry when they hear someone has heart problems.__ __Heart disease, also called cardiovascular(心血管的) disease, mainly affects older people and means that there are problems with the heart and blood vessels(血管). ...
Understanding blood will help you as your doctor explains the results of your blood tests. In addition, you will learn amazing things about this incredible fluid and the cells in it. Blood is a mixture of two components: cells and plasma. The heart pumps blood through the arteries, ...
How Your Heart Works Everyone knows that the heart is a vital organ. We cannot live without our heart. However, when you get right down to it, the heart is just a pump. A complex and important one, yes, but still just a pump. As with all other pumps it can become clogged, ...
Your heart is an amazing pump. It works reliably for decades, and it safely pumps blood -- one of the trickiest liquids around. In the same way, your blood vessels are pipes. They take the output from the pump and distribute it throughout the body. A blood pressure gauge is simply a...
Cardiac output is defined as the amount of blood your heart pumps. Learn about the normal output rate, how it's measured, and causes of low cardiac output.
A blood pressure reading calculates the force of blood moving through your arteries. It is measured in two numbers: Systolic—The pressure on the walls of your arteries when your heart pumps blood through them. This happens every time your heart "beats" or contracts. Diastolic—The pressure on...
How many times does blood circulate through the heart? It continuously pumps oxygen and nutrient-rich blood throughout your body to sustain life. This fist-sized powerhouse beats (expands and contracts)100,000 times per day, pumping five or six quarts of blood each minute, or about 2,000 ga...