Chapter 20: Vocabulary Flashcards
Contusion
Closed wound in which the skin is unbroken, although damage has occurred to the tissue immediately beneath
Erythema
General reddening of the skin due to dilation of the superficial capillaries
Ecchymosis
Blue-black discoloration of the skin due to leakage of blood into the tissues
Hematoma
Collection of blood beneath the skin or trapped within a body compartment
Crush injury
Mechanism of injury in which tissue is locally compressed by high pressure forces
Crush syndrome
Systemic disorder of severe metabolic disturbances resulting from the crutch of a limb or other body part.
Tension line
Natural pattern in the surface of the skin revealing tension within
Avuolsion
Forceful tearing away or separation of body tissue; an avulsion may be partial of complete
Degloving injury
Avulsion in which the machoism of injury tears the skin off the underlying muscle, tissue, blood vessels, and bone
Chemotactic Factors
Chemicals released by whit blood cels that attract more white blood cells to an area of inflammation
Granulocytes
White blood cells charged with the primary purpose of neutralizing foreign bacteria
Epithelialization
Early stage of wound healing in which epithelial cells migrate over the surface of the wound
Neovascularization
New growth of capillaries in response to healing
Collagen
Tough stron protein that comprises most of the body’s connective tissue
Fibroblasts
Specialized cells that form collagen