Three years ago, the nurse's parent died in an intensive care unit (ICU). The nurse is caring for a client in the ICU with the same diagnosis and similar features to the nurse's parent. Which manifestation of posttraumatic stress disorder (PTSD) did the nurse likely experience when feeling a sense of panic confronting the client?
Derealization
Hyperarousal
A flashback
Emotional numbing
The Correct Answer is C
Choice A reason: Derealization, a dissociative symptom in PTSD, involves feeling detached from reality, linked to altered prefrontal cortex and limbic system activity. Panic from a similar ICU case suggests a triggered memory, not detachment. Derealization is less likely, as the nurse’s response aligns with reliving a traumatic event, not perceptual distortion.
Choice B reason: Hyperarousal in PTSD involves heightened alertness and exaggerated startle, driven by amygdala hyperactivity and elevated norepinephrine. While panic suggests arousal, the trigger of a similar ICU case points to reliving a specific traumatic memory, making flashback more precise than general hyperarousal, which lacks the event-specific re-experiencing component.
Choice C reason: A flashback in PTSD involves reliving a traumatic event, triggered by cues like a similar ICU case, due to amygdala-driven memory reactivation and hippocampal dysfunction. The nurse’s panic reflects re-experiencing the parent’s death, a hallmark of PTSD, where sensory cues vividly recall trauma, causing intense emotional distress.
Choice D reason: Emotional numbing in PTSD involves reduced emotional responsiveness, linked to prefrontal cortex suppression. Panic from a similar ICU case indicates an active emotional response, not numbing. The nurse’s reaction aligns with re-experiencing trauma via a flashback, driven by amygdala activation, rather than emotional detachment.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Choice A reason: Phenytoin, an anticonvulsant, is not routinely given before ECT, as the procedure induces controlled seizures to stimulate brain activity, treating depression via neurochemical changes. Administering phenytoin would inhibit seizure activity, reducing ECT efficacy by blocking neuronal excitability, making this an inappropriate action for the procedure.
Choice B reason: Instructing about post-ECT headaches is valid, as they result from cerebral vasoconstriction or muscle tension during seizures. However, this is a post-procedure expectation, not a priority action during planning. Monitoring cardiac rhythm takes precedence, as ECT’s autonomic stimulation poses immediate cardiovascular risks requiring real-time management.
Choice C reason: Monitoring cardiac rhythm during ECT is critical, as the procedure induces seizures that stimulate the autonomic nervous system, causing transient tachycardia or arrhythmias due to catecholamine surges. These can exacerbate underlying cardiac conditions, risking instability. Continuous monitoring ensures early detection and management of cardiovascular complications, prioritizing patient safety.
Choice D reason: Four-point restraints are not used in ECT, as patients are under general anesthesia, preventing movement. Restraints risk injury and are unnecessary, as muscle relaxants like succinylcholine minimize convulsive movements. This approach contradicts ECT’s controlled, anesthetized protocol, making it inappropriate for ensuring safety during the procedure.
Correct Answer is A
Explanation
Choice A reason: Mild delirium involves acute confusion and impaired judgment due to cerebral dysfunction, often from metabolic or infectious causes. Accompanying the client ensures safety, as disorientation increases wandering or injury risk. Supervision mitigates risks from altered cognition while allowing mobility, supporting cerebral recovery without exacerbating confusion.
Choice B reason: Restricting the client to the unit may increase agitation, as delirium’s neurochemical imbalances, like acetylcholine deficiency, heighten restlessness. While safety is critical, blanket restriction ignores the potential benefits of supervised movement, which can reduce stress and improve cerebral perfusion, making this less appropriate than supervised accompaniment.
Choice C reason: Assessing motives may clarify intent but delays addressing immediate safety in delirium, where confusion stems from cerebral dysfunction, such as hypoxia or electrolyte imbalance. The client’s impaired judgment requires supervision over exploration of motives, as disorientation increases risk of harm, making this a secondary action.
Choice D reason: Allowing an unsupervised walk is unsafe in delirium, as acute cognitive impairment from neurotransmitter imbalances or metabolic disturbances increases wandering or injury risk. Without supervision, the client may become disoriented or lost, exacerbating cerebral stress. Accompanied walks better balance safety and mobility in this condition.
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