Asked by Cassi Owens on Feb 18, 2024
Verified
Which of the following is a heritable risk factor for posttraumatic stress disorder (PTSD) ?
A) Overdeveloped medial prefrontal cortex
B) Fraternal twins among first-degree relatives
C) Abnormally low cortisol levels
D) Higher volume of the hippocampus
Hippocampus
Structure of the brain involved in memory and in the stress response.
- Recognizing the role of genetics in the development of PTSD.
- Identifying specific factors that can contribute to the heritability of PTSD.
- Understanding the concept of heritable risk factors for posttraumatic stress disorder (PTSD).
Verified Answer
NA
Natalya ApostuFeb 18, 2024
Final Answer :
C
Explanation :
Abnormally low cortisol levels are considered a heritable risk factor for PTSD. Cortisol is a stress hormone, and individuals with lower baseline levels may have a heightened risk for developing PTSD following a traumatic event.
Learning Objectives
- Recognizing the role of genetics in the development of PTSD.
- Identifying specific factors that can contribute to the heritability of PTSD.
- Understanding the concept of heritable risk factors for posttraumatic stress disorder (PTSD).
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