Nokea
When assessing patients who are victims of a chemical agent attack, the nurse is aware that assessment findings vary based on the type of chemical agent. The chemical sulfur mustard is an example of what type of chemical warfare agent?
- A. Nerve agent
- B. Blood agent
- C. Pulmonary agent
- D. Vesicant
Correct Answer: D
Rationale: Sulfur mustard, a vesicant, causes blistering and burns. Nerve agents affect neurotransmitters, blood agents disrupt cellular metabolism, and pulmonary agents damage lung tissue.
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After a radiation exposure, a patient has been assessed and determined to be a possible survivor. Following the resolution of the patients initial symptoms, the care team should anticipate what event?
- A. A return to full health
- B. Internal bleeding
- C. A latent phase
- D. Massive tissue necrosis
Correct Answer: C
Rationale: A latent phase follows initial radiation symptoms in possible survivors, preceding potential recovery or worsening. Full health or severe outcomes are less likely.
The nurse is coordinating the care of victims who arrive at the ED after a radiation leak at a nearby nuclear plant. What would be the first intervention initiated when victims arrive at the hospital?
- A. Administer prophylactic antibiotics.
- B. Survey the victims using a radiation survey meter.
- C. Irrigate victims open wounds.
- D. Perform soap and water decontamination.
Correct Answer: B
Rationale: Initial radiation survey with a meter identifies contamination levels, guiding subsequent decontamination efforts. Other interventions follow this step.
A man survived a workplace accident that claimed the lives of many of his colleagues several months ago. The man has recently sought care for the treatment of depression. How should the nurse best understand the mans current mental health problem?
- A. The man is experiencing a common response following a disaster.
- B. The man fails to appreciate the fact that he survived the disaster.
- C. The man most likely feels guilty about his actions during the disaster.
- D. The mans depression most likely predated the disaster.
Correct Answer: A
Rationale: Depression is a frequent post-disaster response due to trauma. Assumptions about guilt, lack of appreciation, or pre-existing depression are not supported.
A nurse who is participating of a member of the local emergency response team is learning or studying about a blast injuries. The nurse should understand that in the tertiary phase of the blast injury what phase event occurs?
- A. Victims preexisting medical conditions are exacerbated.
- B. Victims are thrown by the pressure wave.
- C. Victims experience burns from the blast.
- D. Victims suffer injuries caused by debris or shrapnel from the blast.
Correct Answer: B
Rationale: The tertiary phase involves victims being thrown by the blast's pressure wave, causing traumatic injuries. Other events are not specific to this phase.
A patient is being treated in the ED following a terrorist attack. The patient is experiencing visual disturbances, nausea, vomiting, and behavioral changes. The nurse suspects this patient has been exposed to what chemical agent?
- A. Nerve agent
- B. Pulmonary agent
- C. Vesicant
- D. Blood agent
Correct Answer: A
Rationale: Nerve agents cause neurological symptoms like visual disturbances, nausea, and behavioral changes due to acetylcholinesterase inhibition.