Did you Know that

السبت مارس 09, 2013 6:15 pm

<div align="center"> </div><div style="min-height:"><div align="center">The length from your wrist to your elbow is the same as the length of your foot الموضوع الأصلى من هنا: English4arab <a href="http://adf.ly/330861/http://www.english4arab.net/vb/t8219-post95699.html">http://www.pubd3m.com/f11-montadat8219-post95699.html</a> Your heart beats 101,000 times a day. During your lifetime it will beat about 3 billion times and pump about 400 million li t res (800 million pints) of blood Your mouth produces 1 li tre (1.8 pints) of saliva a day On average, people can hold their breath for one minute The human head contains 22 bones. More on the head and brain On average, you breathe 23,000 times a day On average, you speak almost 5,000 words a day - although almost 80% of speaking is self-talk (talking to yourself . If the amount of water in your body is reduced by just 1%, you'll feel thirsty A person can live without food for about a month, but only about a week without water.You'll drink about 75,000 li tres (20,000 gallons) of water in your lifetime Men loose about 40 hairs a day. Women loose about 70 hairs a day A person remains conscious for eight seconds after being decapitated The muscle that lets your eye blink is the fastest muscle in your body. It allows you to blink 5 times a second. On average, you blink 15 000 times a day. Women blink twice as much as men A typical athlete's heart churns out 25 to 30 li tres (up to 8 gallons) of blood per minute The liver is the largest of the body's internal organs. The skin is the body's largest organ Not all our taste buds are on our tongue; about 10% are on the palette and the cheeks On averege a hiccup lasts 5 minutes Our eyes are always the same size from birth Every person has a unique tongue print Approximately two-thirds of a person's body weight is water. Blood is 92% water. The brain is 75% water and muscles are 75% water The coloured part of the eye is called the iris. Behind the iris is the soft, rubbery lens which focuses the light on to a layer, called the retina, in the back of the eye. The retina contains about 125 million rods and 7 million cones. The rods pick up shades of grey and help us see in dim light. The cones work best in bright light to pick up colours We actually do not see with our eyes - we see with our brains. The eyes basically are the cameras of the brain. One-quarter of the brain is used to control the eyes</div></div>