00:01
The question asks us about skin.
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What is the skin? skin is the largest organ.
00:06
Skin is the largest organ of the human body.
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It is impressive vital organ.
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Impressive vital organ.
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Basically, it's fleshy surface.
00:21
Skin is basically the fleshy surface which have hairs, nerves, various glands and nails.
00:33
Glands and nails can perform various functions.
00:39
We can say that skin acts as a barrier from outside or from outer environment and protect the internal organs of the body.
00:57
Now, we can say that skin has following six necessary features as asked in the question.
01:09
Six features or functions.
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This comprises of the first function of skin is protection against the outer world.
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Protection against the outer environment.
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Second function of skin is to prevent water loss.
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To prevent water loss.
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As in deserts, human skin gets thicker to prevent water loss.
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Similarly, in cooler area, similarly the skin need to stay near water to prevent it from drying.
02:29
To prevent it from drying.
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Function number three for skin is sensation.
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Now, skin is the main sense organ due to which it can sense heat, touch or pressure, coldness or pain, cold, pain, etc.
03:02
Sensation basically skin helps in transmitting the nerve signals and letting the human body know about the outer environment, nerve signals.
03:20
The fourth function of skin is number four regulation of temperature...