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Skin

Definition

noun

(1) (anatomy) The external membranous integument of the body; the outer protective covering of (the body of) an organism.

(2) (botany) The integumentary covering, surface layer or outer casing such as the bark or husk of a plant and the exterior coat (peel) of fruits and vegetables.

(3) An animal pelt, e.g. of a small or young animal used by humans for clothing, upholstery, etc.

(4) A vessel made of animal skin, especially used for containing liquids.


verb

(1) To strip off or remove skin from, as to skin an animal.

(2) To cover with (or as if) with skin, as to cover superficially.

(3) To bruise or injure the skin of.


Supplement

In humans, the skin is the largest organ of the integumentary system. The role of the skin is vital to organisms as it protects the body (especially the underlying tissues) against pathogens and excessive water loss. It is also involved in providing insulation, temperature regulation and sensation.


Word origin: Icel. Skinn; akin to Sw. Skinn, Dan. Skind, AS. Scinn, G. Schined to skin.

See also: integumentary system

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Results from our forum


Brain size=IQ level theory (Blacks vs Whites & Asians)

... diversity and that a population "bottleneck" may have been involved in the original settlement of Europe I wasn't suggesting that skin color directly effects intelligence. I was suggesting that because skin color, a largely genetic trait, affects how a person is treated, an environmental ...

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by wildfunguy
Wed Jul 30, 2014 8:20 pm
 
Forum: Human Biology
Topic: Brain size=IQ level theory (Blacks vs Whites & Asians)
Replies: 72
Views: 258590

Re: Vitamin D absorption for different skin types

This seems to be an area that is just beginning to draw research interest. Darker skin evolved in high light-exposure populations to protect deeper skin layers from UV damage, but tones lightened in pops with lower exposure, to allow enough UV to reach the D-generating ...

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by Darby
Tue Jul 15, 2014 7:39 pm
 
Forum: Human Biology
Topic: Vitamin D absorption for different skin types
Replies: 1
Views: 429

Vitamin D absorption for different skin types

Earlier i was reading an article and which mentioned how people with lighter skin synthesise vitamin D from the sun more easily than people with darker skin tones. I tried to look into this but i couldn't find an answer so i thought somewhere like here would be ...

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by Piggis
Tue Jul 08, 2014 10:29 pm
 
Forum: Human Biology
Topic: Vitamin D absorption for different skin types
Replies: 1
Views: 429

Re:

... of genetic "multipliers" challenged my previous understanding of genetic influences (denoted by A in the twin study ACE model). If skin color is a determiner of IQ and skin color is genetic, that would be counted as a genetic influence on IQ in a twin study. No one doubts that genetics ...

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by Seth90210
Fri May 23, 2014 4:23 am
 
Forum: Human Biology
Topic: Brain size=IQ level theory (Blacks vs Whites & Asians)
Replies: 72
Views: 258590

Brain size=IQ level theory (Blacks vs Whites & Asians)

... of genetic "multipliers" challenged my previous understanding of genetic influences (denoted by A in the twin study ACE model). If skin color is a determiner of IQ and skin color is genetic, that would be counted as a genetic influence on IQ in a twin study.

See entire post
by wildfunguy
Thu Mar 13, 2014 11:34 pm
 
Forum: Human Biology
Topic: Brain size=IQ level theory (Blacks vs Whites & Asians)
Replies: 72
Views: 258590
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