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Ch 6 - Integumentary
Terminology
| Term | Definition |
|---|---|
| Abrasion | Scraping away of the superficial layer of injured skin |
| Adenoma | Glandular tumor |
| Albinism | Lack of pigment in the skin, hair, and eyes |
| Albino | Person with skin deficient in pigment or melanin |
| Adipose | Pertaining to fat |
| Anhidrosis | Lack of sweat |
| Arrector Pili | Smooth muscle causing “goose bumps” |
| Bullae | Blisters on the skin |
| Collagen | Structural protein found in skin and connective tissues |
| Cortex | The outer cuticle layer of the hair shaft |
| Cuticle | Band of the epidermis extending from nail wall to nail surface |
| Dermatitis | Inflammation of the skin |
| Dermis | Considered the true layer of skin |
| Dermatology | Study of the skin and its diseases |
| Dermatologist | Physician who specialized in skin and its diseases |
| Diaphoresis | Profuse sweating, usually a symptom of an underlying health condition |
| Epithelium | Layer of skin forming the outer and inner surfaces of the body |
| Erythema | Red discoloration of the skin |
| Hair Follicle | Tube that holds the hair root |
| Histiocytoma | Fatty tumor of the sebaceous gland |
| Hypodermic | Under the skin |
| Hyperhidrosis | Most common reason for excessive sweating, due to an overactive sympathetic nervous system |
| Keratin | Hard protein material found in epidermis, hair, and nails |
| Lipocyte | Fat cell |
| Lipoma | Tissue or mass containing fat |
| Lunula | Half-moon shaped white area at the base of a nail |
| Melanin | Black pigment formed by melanocytes |
| Onychomycosis | Fungal infection of a nail |
| Papillae | Permanent ridges of the skin |
| Root | The part of the hair implanted in the skin |
| Sebaceous glands | They produce a thick, oily substance |
| Seborrhea | Increased discharge of sebum from glands |
| Sebum | Lubricates the skin, keeping it soft and pliable |
| Subcutaneous | Adipose layer |