The Brain And Its Effect On Brain Development

1335 WordsNov 6, 20166 Pages
Teenagers are susceptible to engaging in risky behaviors such as, unprotected sex, drug abuse, and unhealthy lifestyles because of the natural sequence of our brain development. Myelination and maturation of the neurons in the brain work from the back of the brain towards the front. This is important because the prefrontal cortex is located at the front of the brain and is responsible for problem solving, processing complex thoughts, a decision making. The limbic system is at the base of the brain and is responsible for emotions such as fear and anxiety. Therefore, the limbic system matures and is myelinated before the prefrontal cortex. The connections in the emotional center of the brain are stronger and more efficient than the part of the brain that allows higher levels of problem solving and the ability to regulate those powerful emotions. Once adolescence is reached, hormones also play an important role in development by directly affecting the amygdala, which in turn, results in a more active part of the brain. This development of the brain isn’t fully completed until years after the teenage stage of life. Consequently, teenagers are emotional because they are extra sensitive to neurotransmitters like dopamine, the rewarding pleasure chemicals. Due to this, decisions are often not well regulated by caution, refection, or planning. It isn’t until after a decision has been made that the negative effects are taken into consideration. So, engaging in risky behaviors excites
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