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Body hair or androgenic hair is terminal hair that develops on the human body during and after puberty. It is different from head hair and also from less visible vellus hair, which is much finer and lighter in color.
All the hair on your body is made of a protein substance called keratin. Although hair and dead skin cells utilize the same materials in their formation, the hair has an internal matrix that’s the same as the cells of the epidermis.
Your body hair's anagen phase usually lasts only a few months, while your scalp's phase lasts a few years. Differences in growth phases, hair follicle size and shaft density also define the different types of human body hair. In the womb, fetuses are covered in tiny hairs called lanugo.
Fine hair has the smallest diameter, whereas coarse hair has the largest diameter. Which of the following statements best describes keratinization? It is the process by which newly formed cells in the hair bulb mature, fill with keratin, move upward, lose their nucleus, and die.
11 sty 2023 · Body hair helps to regulate our body temperature: The hairs stand up when it’s cold, keeping the air that is warmed by the body close to the body – like a warming layer of air. For many people, hair is a natural part of their look and an expression of their personality.
Hair is a filament that grows from a hair follicle in the dermis of the skin. It consists mainly of tightly packed, keratin-filled cells called keratinocytes. The human body is covered with hair follicles, with the exception of a few areas, including the mucous membranes, lips, palms of the hands, and soles of the feet.
17 sty 2023 · Hair growth occurs from the hair follicle. Describe the characteristics of body hair. Hair primarily serves for protection, warmth, and sensation. Human hair is made of keratin. The structure of the hair follicle includes the papilla, matrix, root, and bulb.
