TTC Assessment and Diagnosis of Trauma 3

Question 1

Which neurobiological finding is most consistently associated with PTSD and has implications for assessment and treatment?

Accepted Answer

Reduced hippocampal volume and impaired fear extinction

Answer

Reduced hippocampal volume—linked to stress-related glucocorticoid toxicity—and impaired fear extinction via prefrontal-amygdala dysregulation are hallmark neurobiological features of PTSD.

Question 2

A survivor of intimate partner violence minimizes her experiences and scores below the PTSD threshold on the PCL-5. The most clinically appropriate next step is:

Accepted Answer

Explore avoidance and shame that may be suppressing symptom endorsement

Answer

Minimization and shame are common in IPV survivors, and a below-threshold score may reflect avoidance rather than symptom absence; clinical interview should explore this.

Question 3

The 'window of tolerance' concept, central to trauma assessment and treatment planning, refers to:

Accepted Answer

The optimal zone of arousal in which a client can process information without being overwhelmed or shutdown

Answer

Dan Siegel's window of tolerance describes the zone between hyperarousal and hypoarousal in which effective emotional processing occurs, guiding pacing in trauma assessment and therapy.

Question 4

Which of the following is the MOST important reason to conduct a thorough substance use assessment alongside trauma assessment?

Accepted Answer

Substance use and trauma frequently co-occur, and substances may mask or worsen trauma symptoms

Answer

Substance use disorders co-occur with PTSD at high rates (self-medication hypothesis), and substances can mask symptoms, complicate assessment accuracy, and require integrated treatment planning.

Question 5

The Structured Clinical Interview for DSM-5 (SCID-5) differs from self-report trauma measures like the PCL-5 primarily because the SCID-5:

Accepted Answer

Is a clinician-administered semi-structured interview that establishes formal diagnosis

Answer

The SCID-5 is a gold-standard semi-structured clinician-administered interview designed to establish formal DSM-5 diagnoses across multiple disorders, unlike self-report symptom measures.

(TTC) Trauma Treatment Certification Practice Test

(TTC) Trauma Treatment Certification Practice Test

TTC Assessment and Diagnosis of Trauma 3