The Aging Brain: The Mclean Triune Brain Theory

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The Triune Brain McLean Triune brain theory brakes down the brain into 3 distinct parts. In this model the human brain, identified as the thinking brain is the most recently evolved and is also known as the neocortex. The neocortex sits directly on top of the limbic system which is also recognized as the mammalian brain. Below the limbic system lies the reptilian brain which is the most primitive and is seen as the modern day brain stem (Holden, 1979). Together they evolved to sustain changing needs, while being structurally and functionally distinct from one another, (MacLean, 1985). The ancient reptilian brain is the oldest part of the brain and is responsible for its most primitive functions such as, breathing, sleep, hunger, and sexual …show more content…
The clinician will encourage the client to read a detail account of the traumatic event in an effort to facilitate emotional processing to take place. This should allow the client to find clarity and help modify negative cognitive distortions. Quite often the clinician will only cue and prompt the client to explore and analyze the logic of their beliefs thus enabling the client to arrive and uncover new thoughts and cognitions about their trauma (Zaleski, …show more content…
Although his current state of sobriety has left him somewhat vulnerable to the effects of alcohol withdrawal, it can also open a window in the where the reconstructing can take place. Without the numbing effects of alcohol, CPT can be useful in allowing Perry to emotionally process the trauma he’s lived through. Alcohol being the Band-Aid that has hold his distorted beliefs in place by keeping him numb, would no longer be barrier for him to cognitively re-appraised the