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A dense subcutaneous layer of fat and fibrous tissue that lies beneath the skin, containing the nerves and vessels of the scalp. A: Aponeurosis. The epicranial aponeurosis or galea aponeurotica is a tough layer of dense fibrous tissue which anchors the above layers in place. It runs from the frontalis muscle anteriorly to the occipitalis ...
Diagram of the hair shaft, indicating medulla (innermost), cortex, and cuticle (exterior.) Anatomy of hair. The cortex of the hair shaft is located between the hair cuticle and medulla and is the thickest hair layer. It contains most of the hair's pigment, giving the hair its color. The major pigment in the cortex is melanin, which is also ...
The Fischer–Saller scale, named after Eugen Fischer and Karl Saller is used in physical anthropology and medicine to determine the shades of hair color. The scale uses the following designations: A (very light blond), B to E (light blond), F to L (), M to O (dark blond), P to T (light brown to brown), U to Y (dark brown to black) and Roman numerals I to IV and V to VI (red-blond).
The hair cuticle is also known to contain anteiso-18-methyleicosanoic acid which contribute to the hydrophobic properties of hair. [5] [4] Diagram of the hair shaft, indicating medulla (innermost), cortex, and cuticle (exterior) While the cuticle is the outermost layer, it is not responsible for the color of the hair. Melanin is the pigment ...
The human crown is made of three layers of the scalp above the skull. The crown also covers a range of bone sutures , and contains blood vessels and branches of the trigeminal nerve . The structure of the human crown provides a protective cavity for the brain and optimizes the crown's ability to ensure the neocortex is safe.
Hair coloring (16 P) R. Red hair (10 P) Pages in category "Human hair color" The following 4 pages are in this category, out of 4 total.
A Twitch streamer was left stunned after he livestreamed himself shaving his hair for charity, only to find an indent on his head from wearing his gaming headset.. The gamer, who goes by Curtoss ...
Hair analysis (alternative medicine) Hair casts; Hair cloning; Hair disease; Hair fetishism; Hair follicle nevus; Hair hang; Hair loss; Hair oil; Hair removal; Hair tattoo; Hair texture powder; Hair theft; Hair washing without commercial shampoo; Hair whorl; Hair's breadth; Hairwork; Head shaving; Human hair growth; Hypertrichosis; Hypotrichosis