Ten mysteries about the human body that is not known yet

As for the wonders of the human body, various things are introduced in TV programs etc, but there seems to be a mystery which is not known yet. Attitudes affecting memory, psychological emotional instability, human facial expressions, and so on.

The contents of 10 wonders are from the following.10 Things You Did not Know About You | LiveScience

1.It is producing hydrochloric acid in the stomach


It is stomach acid produced in the stomach,PH valueIt seems that it is also 1 to 2 hydrochloric acid.

2.Posture influences memory


It seems that there are times when it is easy to recall memory by posture, such as easing to remember what you forgot when you bend a knee.

3.Bone regulates calcium concentration in the body


Four.Brain requires considerable oxygen and calories


Five.There are thousands of ovaries not used


6.6. Emotional instability in puberty is caused by a change in brain structure


With growth hormone actively secreted in adolescence,Neurons (neurons)It becomes emotional instability by stimulating and affecting.

7.Milk in the body is moving with cilia


Cilia is a cell organelle that plays the role of body fluid circulation in the body, transfer of discharged matter, cleaning of the route, and so on.

8.In the process of evolution the need for wisdom teeth became lower


Long time ago use wisdom tooth to grind meat etcMolar toothIt seems that it became useful as the teeth became a useless teeth because the structure of the head bones changed as the brain grew in the process of evolution.

9.People's expression is not congenital but acquired


It is said that they learn by managing close friends such as mothers.

Ten.The color of the skin is formed in four colors

It seems that skin color is formed by four colors of milky white, red, yellow, black (brown). It is said that the color of ethnic skin is decided by the ratio of these four colors.