Ch. 5 Terms Flashcards
Learn vocabulary pertinent to the integumentary system.
Actinic Keratosis
A premalignant warty lesion occurring on the sun-exposed skin of the face or hands in aged light-skinned people.
Alopecia
Lack of hair, especially on the scalp.
Basal Cell Carcinoma
A slow-growing malignant neoplasm.
Benign Lesion
A tumor that does not form metastases and does not invade and destroy adjacent normal tissue.
Biopsy
A process of removing tissue from a patient for microscopic diagnostic examination.
Congenital Nevus
A melanocytic nevus visible at birth, often larger than an acquired nevus.
Contact Dermatitis
Acute or chronic dermatitis caused by initial irritant effect of a substance that comes in contact with the skin.
Debridement
Removal of foreign materials, necrotic matter, and devitalized tissue from a wound or burn.
Decubitus Ulcer
Focal ischemic necrosis of skin and underlying tissues at sites of constant pressure or recurring friction.
Dermabrasion
Procedure used to remove acne scars or pits, performed with sandpaper or other abrasive materials.
Dermatofibroma
A slow growing, benign skin nodule consisting of poorly demarcated cellular fibrous tissue.
Dermatologist
A physician who specializes in diagnosing and treating cutaneous and related systemic diseases.
Dermatome
An instrument for cutting thin slices of skin for grafting or excising small lesions.
Dermis
Directly below the epidermis, the dermis is the second layer of skin.
Dysplastic Nevus
Cutaneous pigmented lesions with notches, irregular borders, considered pre-malignant.
Epidermis
The outer layer of the skin.
Eschar
A this, crusty covering or sough that develops after thermal or chemical burn or cauterization of the skin.
Gynecomastia
Excessive development of the male mammary glands.
Impetigo
A contagious superficial pyoderma caused by Staphylococcus aureus (staph) or Streptococcus pyogenes (strep).
Intradermal Nevus
A nevus in which nests of melanocytes are ground in the dermis, but not at the epidermal-dermal junction.
Keloid
A nodular, firm, often linear mass of hyperplastic, thick scar tissue.
Lumpectomy
Surgical removal of a tumor or other lump from the breast along with some surrounding tissue, conserving normal breast appearance.
Mammoplasty
Altering the breast(s) size by enlarging or reducing the breasts.
Mastectomy
Surgical removal of one or both breasts.
Mastopexy
Plastic surgical fixation to lift or reshape - to improve the look of sagging breast(s).
Mycoses
Any disease caused by a fungus.
Necrosis
Pathologic death of one or more cells, or of a portion of tissue or organ, resulting in irreversible damage.
Nevus
A circumscribed malformation of the skin, especially one colored by hyperpigmentation.
Pilonidal Cyst
Hair-containing cyst or sinus in the tissues of the sacrococcygeal area.
Pruritis
Relating to itching.
Psoriasis
A common autoimmune condition characterized by the eruption of reddish, silvery-scaled maculopapules.
Sebaceous Cyst
A common cyst of the skin containing sebum and keratin.
Seborrhea
Overactivity of the sebaceous gland, resulting in an excessive amount of sebum.
