Exam (elaborations) ENA Burns

ENA Burns VERIFIED CORRECT ANSWERS 100% PASS 2023/2024 According to the rule of nines, burns of the anterior trunk and both anterior arms account for which percentage of body surface area? A. 18% B. 27% C. 35% D. 42% - ANSWER A Which body component is more resistant to electrical current and is less easily damaged by electrical injury? A. Muscles B. Nerves C. Blood vessels D. Fat - ANSWER D Which intervention is indicated for a patient with circumferential full -thickness burns of the chest, inadequate chest expansion, and restlessness? A. Escharotomy B. Fasciotomy C. Aerosolized oxygen administration D. Intubation - ANSWER A Which burn injury is commonly associated with significant thermal damage of the upper airway? A. Flash burn B. Chemical burn C. Scald burn D. Electrical burn - ANSWER A When caring for a patient with an electrical burn, the nurse should consider which factor? A. The most extensive damage is at the exit site of the current. B. The larger the affected body part, the greater the injury. C. Alternating current is more likely to cause ventricular fibrillation. D. Most victims of electrical burns sustain a ruptured eardrum. - ANSWER C The ultimate fate of a burn wound depends on resolution or progression of which factor? A. The extent of hyperemia B. The amount of irreversible damage C. The percentage of body surface area burned D. The amount of edema fo rmation - ANSWER D Which abnormality results from smoke inhalation from a wood fire? A. Increased capillary permeability B. Cyanide poisoning C. Chemical injury to the lower airways D. Lactic acidosis - ANSWER C Which finding is a sign of circulatory compromise caused by a significant burn injury? A. Urine output of 1 mL/kg/hour B. Ileus C. Facial blisters D. Cherry -red skin - ANSWER B A partial -thickness burn has which characteristic? A. Healing time of 1 w eek B. Damage of the dermal layer C. Muscle damage D. Blanching of the injured area - ANSWER B Nurses in specialized burn centers use which measurement to estimate burn extent? A. Parkland formula B. Lund and Browder formula