Difference between revisions of "Human hair"
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| − | [[File:31.709-SC1237.jpg|thumb|]] | + | [[File:31.709-SC1237.jpg|thumb|Peruvian bag<br>MFA# 31.709]] |
== Description == | == Description == | ||
| − | + | [[File:21.930-SC110631.jpg|thumb|Egyptian wig<br>MFA# 21.930]] | |
Hair primarily grown from the scalp of humans (''Homo sapiens''). Human hair is a cylindrical tube composed mostly of [[keratin]]. The shaft is covered with thin, flat scales and the central core often contains pigments of red, black, or brown. Commercially, human hair has often been used for wigmaking. A small amount of long, black, human hair has also been used for brushmaking. | Hair primarily grown from the scalp of humans (''Homo sapiens''). Human hair is a cylindrical tube composed mostly of [[keratin]]. The shaft is covered with thin, flat scales and the central core often contains pigments of red, black, or brown. Commercially, human hair has often been used for wigmaking. A small amount of long, black, human hair has also been used for brushmaking. | ||
| − | == | + | ==Physical and Chemical Properties== |
Growth rate = 1 cm/month | Growth rate = 1 cm/month | ||
| − | Human hair is strong ( single strand can hold 100g) | + | Human hair is strong (a single strand can hold 100g) |
== Additional Images == | == Additional Images == | ||
<gallery> | <gallery> | ||
| − | |||
File:humanlarge.jpg|Human hair | File:humanlarge.jpg|Human hair | ||
| − | File:03 Caucasoid Head hair 200X_comp.jpg| | + | File:03 Caucasoid Head hair 200X_comp.jpg|Caucasoid Head hair at 200x |
| − | File:03 Caucasoid Head hair 500X adj.jpg| | + | File:03 Caucasoid Head hair 500X adj.jpg|Caucasoid Head hair at 500x |
| − | File:01 Mongoloid Head hair 500X_comp.jpg| | + | File:01 Mongoloid Head hair 500X_comp.jpg|Mongoloid Head hair at 500x |
| − | File:02 Negroid Head hair 500X_comp.jpg| | + | File:02 Negroid Head hair 500X_comp.jpg|Negroid Head hair at 500x |
</gallery> | </gallery> | ||
| + | ==Resources and Citations== | ||
| − | + | * ''Encyclopedia Britannica'', http://www.britannica.com Comment: hair" [Accessed October 16, 2003]. | |
| − | |||
| − | * ''Encyclopedia Britannica'', http://www.britannica.com Comment: hair" | ||
* Zora Sweet Pinney, 'A Handle on the Terms used for Artists' Brushes', unpublished glossary, 1999 | * Zora Sweet Pinney, 'A Handle on the Terms used for Artists' Brushes', unpublished glossary, 1999 | ||
| − | * Wikipedia | + | * Wikipedia: http://en.wikipedia.org/wiki/Hair (Accessed Nov. 9, 2005) |
* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | * ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | ||
Latest revision as of 17:22, 9 September 2022
Description
Hair primarily grown from the scalp of humans (Homo sapiens). Human hair is a cylindrical tube composed mostly of Keratin. The shaft is covered with thin, flat scales and the central core often contains pigments of red, black, or brown. Commercially, human hair has often been used for wigmaking. A small amount of long, black, human hair has also been used for brushmaking.
Physical and Chemical Properties
Growth rate = 1 cm/month
Human hair is strong (a single strand can hold 100g)
Additional Images
Human hair
Caucasoid Head hair at 200x
Caucasoid Head hair at 500x
Mongoloid Head hair at 500x
Negroid Head hair at 500x
Resources and Citations
- Encyclopedia Britannica, http://www.britannica.com Comment: hair" [Accessed October 16, 2003].
- Zora Sweet Pinney, 'A Handle on the Terms used for Artists' Brushes', unpublished glossary, 1999
- Wikipedia: http://en.wikipedia.org/wiki/Hair (Accessed Nov. 9, 2005)
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998