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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 |