Cardiovascular,system,facts,Th health Cardiovascular system facts
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The main function of cardiovascular system is to transportoxygen to all other organs of the body. Thus, this process provides sufficientamount of nutrition to several parts of the body. It is the most interestingand essential component of the body. Many researchers and scientist have toiledtheir life to get all the detailed information about this system. Every part ofthe system has different facts and functions. Thus, we may discuss here someinteresting facts about blood, heart and blood vessels. Blood: Blood is the nutrition of the body that provides us energyfor survival. Blood is actually a carrier of nutrition and oxygen to all otherorgans and cells of the body. Some interesting facts will help you tounderstand the proper functioning of blood. Ø Blood is made up of blood cells which are in theform of liquid, known as blood plasma. Ø Seven % of the blood comprises in the totalweight of the body. Ø An adult human body contains an average of fiveliters of blood. Ø There are two types of blood in the body: Redblood cells (RBC) and white blood cells (WBC). Blood even comprises ofleukocytes and platelets. Ø Hemoglobin is the main component of RBC, whichis protein with iron that is very much essential for body to transport oxygen. Ø Blood is made up of connective tissues and isgenerated within bones. Heart: The heart is the most important component of the body. Itsupplies blood and oxygen to all other parts of the body. Ø The heart of male weighs approximately 300-350grams whereas, female heart weight almost 250-300 grams. Ø Its size is equivalent to the size of your handfist. Ø The heart is wrapped by double layer sac-Pericardium. Ø Our heart is made up of three main parts:Innermost layer ( Endocardium), Middle layer ( Myocardium) and the Uppermostlayer( Visceral layer) Ø Heart comprises of four chambers: two arteriesand two ventricles. Blood vessels: Blood vessels transport blood to the heart and other organsof the body. Ø The blood vessels in divided into three types:veins, capillaries and arteries. Each blood vessel carries out an importantfunction of the body. The veins transport blood cells to the heart while,arteries pull away the blood from the heart. The Capillaries exchange chemicalswith water. Ø Aorta is the largest artery in the blood vesselsthat transports the blood from the heart. It is divided into: carotid artery,celiac trunk, renal artery, iliac artery, subclavian artery, and mesentericarteries. There are some interesting facts of cardiovascular system: Ø Our heart beats for seventy two times in aminute- 60 seconds. Ø The blood plasma contains almost ninety two % ofwater and eight % of plasma proteins. Ø The length of our blood vessels is about sixtythousand miles long
Cardiovascular,system,facts,Th