Weiner and Lourie list 12 different categories of human head hair based gross appearance. Some are characteristic of different racial groups.
The inspection should be done on untreated hair, since hair treatments are intended to alter the natural features of the hair.
no waves or coiling anywhere along the length
high frequency, may coil at the ends
curly or coiled
forms spirals about a central axis, making a complete circle
hair extends outwards in every-which-way without matting
tightly matted, frizzled
intermediate between wooly and peppercorn-like
spherical or pyramidal vertical coils (stubby)
cylindrical, vertical coils
• A small amount of bare scalp should separate peppercorns or spirals.
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