วันพฤหัสบดีที่ 24 เมษายน พ.ศ. 2557

Why do babies cry Pennane

Scientists have long recognized that.
Cry baby look at three of the transmitter is perfect.

One. Signs perfect place automatically - a newborn baby crying automatically.
He recognized the need
Which encourages rapid breathing air into the lungs.
Followed by the expulsion of air through the vocal cords.
When the vocal cords are vibrating air takes vocals called a voice crying in the first few months babies can not even think.
"We have to cry, how to make milk?" Babies only cry, the mechanism automatically.
It is also easy to cry.
When the lungs are full of air
Babies can cry with almost no effort at all.

Two., Crying interfere to some extent - the cry will stir ear enough to make then turned their attention to the baby and tried to soothe him to stop crying, but it does not interfere too much, making the listener feel annoyed and do not want to hear.

Three., Crying can be changed while the petitioner and the learned how to listen.
More accurate signal - the signal from each baby is unique.
The crying of a baby is crying, his language, and each baby varies.
Researchers call this unique sound.
"This voice crying," which will vary as the fingerprint of the baby.

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