Chapter 12: Hair, Skin, and Nails (Vocab) Flashcards
(baldness) hair loss
Alopecia
Circular shape to skin lesion
Annular
Elevated cavity containing free fluid larger than 1 cm diameter
Bulla
Skin lesions that run together
Confluent
Thick, dried-out exudate left on skin when vesicles/pustules burst or dry up
Crust
Dusky blue color to skin or mucous membranes due to increased amount of unoxygenated hemoglobin
Cyanosis
Scooped out, shallow depression in skin, does not extend to dermis
Erosion
Intense redness of the skin due to excess blood in dilated superficial capillaries, as in fever or inflammation
Erythema
Self-inflicted abrasion on skin due to scratching
Excoriation
Linear crack in skin extending to dermis
Fissure
boil; suppurative (containing pus) inflammatory skin lesion due to infected hair follicle
Furuncle
Skin lesion due to benign proliferation of blood vessels in the dermis
Hemangioma
Target shape of skin lesion
Iris
Yellow color to skin, palate, and sclera due to excess bilirubin in the blood
Jaundice
Hypertrophic scar; extends beyond site of original injury
Keloid
Tightly packed set of papules that thickens skin, from prolonged intense scratching
Lichenification
Benign fatty tumor
Lipoma
Softening of tissue by soaking
Maceration
Flat skin lesion with only a color change
Macule
(mole) circumscribed skin lesion due to excess melanocytes
Nevus
Elevated skin lesion, >1 cm diameter
Nodule
Excessively pale, whitish pink color to lightly pigmented skin
Pallor
Palpable skin lesion, <1 cm diameter
Papule
Skin lesion in which papules coalesce or come together
Plaque
Itching
Pruritis
Red-purple skin lesions due to blood in tissues from breaks in blood vessels
Purpura
Elevated cavity containing thick, turbid fluid
Pustule
Compact desiccated flakes of skin from shedding of dead skin cells
Scale
Skin lesion due to permanently enlarged and dilated blood vessels that visible
Telangiectasia
Sloughing of necrotic inflammatory tissue that causes a deep depression in skin, extending into dermis
Ulcer
Elevated cavity containing free fluid up to 1 cm diameter
Vesicle
Raised, red skin lesion due to 1 cm diameter
Wheal
Linear shape of skin lesion along a nerve route
Zosteriform
Asymmetry, border, color, diameter, elevation & enlargement
ABCDE rule for skin lesions
Minute, pinpoint, nonraised, perfectly round, purplish red spots caused by intradermal or submucous hemorrhage, which later turn blue or yellow
Petechiae
Complete absence of melanin pigment in patchy areas
Vitiligo
Profuse perspiration
Diaphoresis
Bilateral edema or edema generalized over entire body
Anasarca