Immobility is a major risk factor for pressure ulcers. In caring for the patient who is immobilized, the nurse needs to be aware that
a. Breaks in skin integrity are easy to heal.
b. Preventing a pressure ulcer is more expensive than treating one.
c. Immobilized patients can develop skin breakdown within 3 hours.
d. Pressure ulcers are caused by a sudden influx of oxygen to the tissue.
ANS: C
Immobility is a major risk factor for pressure ulcers. Any break in the integrity of the skin is difficult to heal. Preventing a pressure ulcer is much less expensive than treating one; therefore, preventive nursing interventions are imperative. An older adult who is immobilized can develop skin breakdown within 3 hours. Tissue metabolism depends on the supply of oxygen and nutrients to and the elimination of metabolic wastes from the blood. Pressure affects cellular metabolism by decreasing or totally eliminating tissue circulation.
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