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ADN 2 CH 55
ADN 2 CH 55 (GLOSSARY)
Question | Answer |
---|---|
alopecia: | loss of hair from any cause |
dermatosis: | any abnormal skin condition |
erythema: | redness of the skin caused by congestion of the capillaries |
hirsutism: | the condition of having excessive hair growth |
hyperpigmentation: | increase in the melanin of the skin, resulting in an increase in pigmentation |
hypopigmentation: | decrease in the melanin of the skin, resulting in a loss of pigmentation |
keratin: | an insoluble, fibrous protein that forms the outer layer of skin |
Langerhans cells: | dendritic clear cells in the epidermis that carry surface receptors for immunoglobulin and complement and that are active participants in delayed hypersensitivity of the skin |
melanin: | the substance responsible for coloration of the skin |
melanocytes: | cells of the skin that produce melanin |
Merkel cells: | cells of the epidermis that play a role in transmission of sensory messages |
petechiae: | pinpoint red spots that appear on the skin as a result of blood leakage into the skin |
rete ridges: | undulations and furrows that appear at the dermis–epidermis junction and are responsible for cementing together the two layers |
sebaceous glands: | glands that exist within the epidermis and secrete sebum to keep the skin soft and pliable |
sebum: | fatty secretion of the sebaceous glands |
telangiectases: | red marks on the skin caused by distention of the superficial blood vessels |
vitiligo: | a localized or widespread condition characterized by destruction of the melanocytes in circumscribed areas of the skin, resulting in white patches |
Wood’s light: | a blue light used for diagnosing skin conditions |