integumentary system

Dermatitis

Inflammation of the skin

Sebaceous gland

Oil gland that produces sebum to keep skin and hair soft

Tinea unguium

Nail fungus, also referred to as onychomycosis

Keratin

A fibrous, water-repellent, hard protein found in hair and nails

Hyperhidrosis

Condition characterized by excessive sweating

Arrector pili

Muscle fibers attached to hair follicles that cause hair to stand erect and produce goosebumps

Xeroderma

Excessively dry skin

Pustule

A small circumscribed skin lesion containing pus

Mycosis

Any abnormal condition or disease caused by a fungus

Lipedema

Chronic accumulation of fat and fluid in tissues under the skin of the hips and legs

Erythema

Redness of the skin resulting from capillary congestion

Alopecia

Hair loss resulting from trauma, infection, or hormonal imbalance (not caused by tinea pedis)

Decubitus ulcer

A preventable pressure sore or bedsore frequently seen in bedridden individuals

Abscess

A localized collection of pus and purulent material at an area of inflammation

Epidermis

The outermost layer of the skin, lacking a direct blood and nerve supply

Dermis

The middle layer of skin containing blood vessels, nerves, hair follicles, and glands

Hypodermis

The innermost subcutaneous skin layer

Sudoriferous glands

Glands in the skin that produce sweat for thermoregulation

Ceruminous glands

Modified sweat glands in the ear canal that secrete earwax

Psoriasis

A chronic skin disorder characterized by silvery-white scales

Malignant melanoma

A type of skin cancer that develops from melanocytes

First-degree burn

A superficial burn affecting only the epidermal layer

Second-degree burn

A partial-thickness burn extending into the dermis

Third-degree burn

A severe full-thickness burn extending through all skin layers into the hypodermis