Nokea
The nursing supervisor at the local hospital is advised that your hospital will be receiving multiple trauma victims from a blast that occurred at a local manufacturing plant. The paramedics call in a victim of the blast with injuries including a head injury and hemorrhage. What phase of blast injury should the nurse expect to treat in this patient?
- A. Primary phase
- B. Secondary phase
- C. Tertiary phase
- D. Quaternary phase
Correct Answer: A
Rationale: Head injuries and hemorrhage are characteristic of the primary blast phase, caused by the pressure wave. Other phases involve different mechanisms.
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Level C personal protective equipment has been deemed necessary in the response to an unknown substance. The nurse is aware that the equipment will include what?
- A. A self-contained breathing apparatus
- B. A vapor-tight, chemical-resistant suit
- C. A uniform only
- D. An air-purified respirator
Correct Answer: D
Rationale: Level C PPE includes an air-purified respirator, chemical-resistant coverall, gloves, and boots, balancing respiratory and skin protection for less hazardous substances.
The announcement is made that the facility may return to normal functioning after a local disaster. In the emergency operations plan, what is this referred to as?
- A. Demobilization response
- B. Post-incident response
- C. Crisis diffusion
- D. Reversion
Correct Answer: A
Rationale: Demobilization response marks the transition back to normal operations after a disaster, signaling resource reallocation.
A 44-year-old male patient has been exposed to severe amount of radiation after a leak in a reactor plant. When planning this patients care, the nurse should implement what action?
- A. The patient should be scrubbed with alcohol and iodine.
- B. The patient should be carefully protected from infection.
- C. The patients immunization status should be promptly assessed.
- D. The patients body hair should be removed to prevent secondary contamination.
Correct Answer: B
Rationale: Radiation damages the hematopoietic system, increasing infection risk, so infection prevention is critical. Alcohol/iodine, hair removal, or immunization checks are not relevant.
A workplace explosion has left a 40-year-old man burned over 65% of his body. His burns are second- and third-degree burns, but he is conscious. How would this person be triaged?
- A. Green
- B. Yellow
- C. Red
- D. Black
Correct Answer: D
Rationale: Extensive burns over 65% of the body indicate a low survival likelihood, warranting a black triage tag to prioritize resources for those with better prognosis.
The ED staff has been notified of the imminent arrival of a patient who has been exposed to chlorine. The nurse should anticipate the need to address what nursing diagnosis?
- A. Impaired gas exchange
- B. Decreased cardiac output
- C. Chronic pain
- D. Excess fluid volume
Correct Answer: A
Rationale: Chlorine, a pulmonary agent, disrupts alveolar-capillary oxygen transport, causing impaired gas exchange. Other diagnoses are secondary or unlikely.