100 weird and interesting facts about the human body

The human body is an incredibly complex and intricate system that still baffles doctors and researchers, despite the fact that her study is not one hundred years. It is therefore quite natural that part of the body and the normal functions of the body can surprise us. From sneezing to nail growth — that's 100 most strange and interesting facts about the human body.






Brain

The brain is the most complex and least studied the human body. There's a lot we don't know, but nevertheless here are some facts about him.

1. Nerve impulses move at a speed of 270 km/h

2. To work the brain requires as much energy as 10-watt light bulb.

3. Cell in the human brain can store five times more information than any encyclopedia.
4. The brain uses 20% of oxygen that enters the blood stream.
5. At night, the brain is much more active than during the day.
6. Scientists say that the higher the IQ, the more people see dreams.
7. Neurons continue to grow throughout human life.
8. Information is held by different neurons with different speed.
9. The brain itself feels no pain.
10. 80% of the brain consists of water.

 

Hair and nails

In fact, it is not living bodies, but remember how women fuss over her nails and hair, how much money they spend on care of them! When you can tell your lady a couple of these facts, for sure she will appreciate it.






11. Facial hair are growing faster than anywhere else.
12. Every day people lose on average 60 to 100 hairs.
13. Diameter of women's hair is twice less than men's.
14. Human hair can withstand the weight of 100 g.
15. Nail on the middle finger grows faster than the others.
16. Per square centimeter of human body hair as much per square centimeter body chimpanzees.
17. Blondes have more hair.
18. Fingernails grow about 4 times faster than on foot.
19. The average life expectancy of a human hair is 3-7 years.
20. Need to lose your hair at least halfway to it was remarkable.
21. Human hair is virtually indestructible.

Internal organs

We do not recall the internal organs while they don't bother us, but thanks to them we can eat, breathe, walk and all that jazz. Think about this when You next time zaurchit stomach.

22. The largest internal organ is the small intestine.
23. The human heart creates pressure, which is enough to blood splattered on the seven and a half meters forward.
24. Acid in the stomach can dissolve razor blades.
25. The length of all blood vessels of the human body is about 96 000 km.
26. The stomach is completely renewed every 3-4 days.
27. The surface area of human lungs is equal to the area of a tennis court.
28. A woman's heart beats faster male.
29. Scientists say that the liver is more than 500 functions.
30. The aorta has a diameter almost equal to the diameter of a garden hose.
31. Left lung smaller than the right – to have a place for the heart.
32. You can remove most of the internal organs and move on.
33. The adrenal glands change size throughout human life.

The functions of the body

We don't like to talk about them, but are forced to deal with them daily. Here are some facts about not the most pleasant things that relate to our body.

34. The speed of a sneeze is around 160 km/h.
35. The speed of a cough can reach even 900 km/h.
36. Women blink twice as often as men.
37. A full bladder reaches the size of a ball for softball.
38. Approximately 75% of the products of human activity and consist of water.
39. On his feet is about 500 000 sweat glands, they can produce up to a liter of sweat per day!
40. Over a lifetime, a person produces so much saliva that it fill a couple of swimming pools.
41. The average person releases gas 14 times a day.
42. Earwax is necessary for good ear health.

Sex and procreation

Sex is largely taboo, but a very important part of human life and relationships. Procreation is equally important. Perhaps You were not aware of several things.

43. Every day the world is 120 million sex acts.
44. The biggest human cell is the egg and the smallest is the sperm.
45. During the first trimester of pregnancy, women often dream about frogs, worms and plants.
46. Teeth begin to grow six months before birth.
47. Almost all children are born with blue eyes.
48. Children strong as bulls.
49. One of 2,000 children is born with a tooth.
50. A fetus acquires fingerprints at the age of three months.
51. Every person half-hour of his life was a single cell.
52. Most men erection happens every hour or every half hour during sleep: because the night the brain is much more active.

Feelings

We perceive the world with senses. Here are some interesting facts about them.

53. After a hearty lunch, we hear worse.
54. Only one-third of all people one hundred percent vision.
55. If saliva is not something to dissolve, You will not feel the taste.
56. Women from birth developed sense of smell better than men.
57. The nose can remember 50,000 different scents.
58. Pupils dilate even for a small noise.
59. All people have their unique smell.

Aging and death

We age throughout life — so it is arranged.

60. The weight of the ash of the cremated person can reach 4 kg.

61. Hair and nails grow after death.

62. Sixty years most people lose about half their taste buds.
63. Eye whole life the same size, but the nose and ears grow your entire life.
64. 60 years 60% men and 40% of women will snore.
65. The baby's head accounts for a quarter of its growth, and to 25 years length of the head — only one-eighth of the entire length of the body.

Illness and injury

We all get sick and get injured. But it is also quite interesting!

66. Most often heart attacks happen on Monday.
67. Much longer people can go without food than without sleep.
68. When You burn in the sun, it damages the blood vessels.
69. 90% of diseases are caused due to stress.
70. A human head remains conscious for 15-20 seconds after it cut off.

Muscles and bones

Muscles and bones is a framework of our body, thanks to them we are moving and even just lying.

71. You strain 17 muscles to smile and 43 to frown. If You don't want to strain your face smiling. Anyone who often and long walks with sour, knows how hard it is.
72. Babies are born with 300 bones and adults have 206 of them all.
73. In the morning we are a bit higher than in the evening.
74. Strongest muscle of human body — language.
75. The hardest bone of the human body — the jaw.
76. To take a step, You use 200 muscles.
77. The tooth is the only organ incapable of regeneration.
78. Muscles will decrease twice slower than pumped.
79. Some bones are stronger than steel.
80. In the feet contains a quarter of all bones in the human body.

At the cellular level

There are things that you will never see with the naked eye.





81. Per square centimeter of the body contains 16 000 bacteria.
82. Every 27 days You are literally changing your skin.
83. Every minute in the human body dies 3 000 000 cells.
84. People are losing about 600,000 skin particles every hour.
85. Every day an adult body produces 300 billion new cells.
86. All the prints are language unique.
87. In the body enough iron to make it a 6-inch nail.
88. The most common blood group in the world first.
89. Red lips, because under the skin lot of capillaries.

Different

A few interesting facts

90. The colder the room where You sleep, the higher the likelihood that You'll have a nightmare.
91. In tears and mucus contain the enzyme lysozyme, destroying the cell walls of many bacteria.
92. For half an hour the body releases as much energy as it takes to boil a half liter of water.
93. The ears secrete more earwax when You are afraid.
94. It is impossible to tickle yourself.
95. The distance between outstretched to the sides hands — this is Your growth.
96. Man is the only animal that cries from emotion.
97. Right-handed people live on average nine years longer than left-handers.
98. Women burn fat slower than men — approximately 50 calories per day.
99. Fossa between the nose and lip has a name – nose groove.

100. Koalas and primates are the only animals with unique fingerprints.

 

P. S. And remember, just changing your mind — together we change the world! ©

Source: news24.if.ua/2016/04/16/100-samyx-interesnyx-faktov-o-chelovecheskom-tele/

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