Abnormal Psychology

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Alterations in arousal and reactivity

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Abnormal Psychology

Definition

Alterations in arousal and reactivity refer to changes in emotional and physiological responses that often occur after experiencing trauma. This concept is particularly relevant to conditions like Post-Traumatic Stress Disorder (PTSD), where individuals may experience heightened anxiety, hypervigilance, and emotional numbing. These changes can significantly impact a person's daily functioning, relationships, and overall quality of life, as they may find it difficult to regulate their emotions or feel safe in their environment.

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5 Must Know Facts For Your Next Test

  1. Alterations in arousal and reactivity can manifest as either increased arousal (e.g., insomnia, irritability) or decreased arousal (e.g., emotional numbness).
  2. Individuals may experience flashbacks or intrusive memories that trigger these alterations, making it hard for them to engage in everyday activities.
  3. Symptoms related to alterations in arousal and reactivity often co-occur with other PTSD symptoms, such as avoidance behavior and negative changes in mood.
  4. These alterations can lead to significant difficulties in social and occupational functioning, as individuals may avoid situations that remind them of the trauma.
  5. Effective treatments for PTSD, such as cognitive-behavioral therapy (CBT) and eye movement desensitization and reprocessing (EMDR), aim to help individuals manage these symptoms and reduce their impact.

Review Questions

  • How do alterations in arousal and reactivity contribute to the overall symptomatology of PTSD?
    • Alterations in arousal and reactivity are central features of PTSD that contribute significantly to the disorder's overall symptomatology. They can lead to persistent hyperarousal, which manifests as heightened anxiety, difficulty sleeping, or irritability. Additionally, emotional numbing may result in social withdrawal or disconnection from others, further complicating the individual's ability to cope with daily life. These alterations create a cycle that reinforces PTSD symptoms, making recovery more challenging.
  • Discuss how hypervigilance impacts daily life for individuals experiencing alterations in arousal and reactivity.
    • Hypervigilance can severely disrupt daily life for individuals experiencing alterations in arousal and reactivity. Those affected may constantly scan their environment for potential threats, leading to exhaustion and difficulty concentrating on tasks. This heightened state of alertness can cause significant strain on relationships, as the individual may react strongly to perceived dangers or avoid social situations altogether. As a result, hypervigilance often exacerbates feelings of isolation and anxiety.
  • Evaluate the effectiveness of therapeutic interventions aimed at addressing alterations in arousal and reactivity in PTSD patients.
    • Therapeutic interventions aimed at addressing alterations in arousal and reactivity in PTSD patients have shown varying degrees of effectiveness. Cognitive-behavioral therapy (CBT) helps individuals process traumatic memories while learning coping strategies for managing hyperarousal. Eye movement desensitization and reprocessing (EMDR) has also been effective in reducing intrusive thoughts related to trauma. However, treatment effectiveness can vary based on individual differences, including the severity of symptoms and personal history. Ongoing research continues to refine these approaches for better outcomes.

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