Internetul Cabinдѓ Pleacдѓ Afarдѓ 10 Amazing Facts About Human Body Jeli An adult human body is made up of about 7 octillion atoms. [18] the fastest muscles in a human body are the ones that make the eyes blink. they can contract in less than one hundredth of a second. in just one day, a person may blink their eyes over 11,500 times. [18] the word “muscle” is from the latin word musculus, or “little mouse. 22. sperm cells are the smallest cells in the human body, while egg cells are the largest. this size difference is one of nature's many fascinating contrasts. 23. the average lifespan of a sperm cell in the female reproductive tract is about 5 days, providing a brief window for fertilization to occur. 24.
70 Interesting Facts About The Human Body Human Body Vrogu Blood makes up about 8 percent of your total body weight. the human nose can detect about 1 trillion smells. you have two kidneys, but only one is necessary to live. belly buttons grow special. Check out these 15 fascinating facts about the human body…. 1. your mouth produces about one litre of saliva each day! 2. your brain is sometimes more active when you’re asleep than when you’re awake. 3. laid end to end, an adult’s blood vessels could circle earth’s equator four times! 4. Fact no. 3: you lose 200 million skin cells every hour, and these dead skin cells can actually decrease air pollution. your skin grows fast. like really fast. during a 24 hour period, you can lose up to 5 billion skin cells (that's nine zeros!) — about 200 million every hour. your epidermis (the top layer of your skin) is continuously working. The human body is mostly made up of four elements: oxygen, carbon, hydrogen, and nitrogen, accounting for 96.2 percent of you. (calcium and phosphorus are the other big players.) it’s amazing how those elements come together to help create a body that does truly impressive things each day, from fighting cancer to forming 20,000 thoughts.
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