Drugs Affect on Brain

Topics: Cerebral cortex, Brain, Neuron, Human brain, Dopamine, Nervous system / Pages: 4 (946 words) / Published: Jan 22nd, 2011
Abstract Drugs some use them to escape pain, others use them for pleasure, and some use them to just fit in. Either way drugs are a harmful substance that may seriously affect the body. Drugs mess with the brain in ways that we couldn’t even imagine. From destroying brain cells that help with critical thinking to destroying cells that give us the ability to feel pleasure. Drugs take the place of our natural body functions of the body. They fool receptors of the body and make it to where our bodies produce less of what we need. Over a period of time this may produce very severe consequences on the body. With all the risks involved with drugs it’s a wonder why some people use them.

Introduction The human brain is the most complex organ in the body. You need it to drive a car, to enjoy a meal, to breathe, to create an artistic masterpiece, and to enjoy everyday activities. The brain regulates your basic body functions enables you to interpret and respond to everything you experience, shapes your thoughts, emotions, and behavior.
The brain is made up of many parts that all work together as a team. Different parts of the brain are responsible for coordinating and performing specific functions. Drugs may affect the brain in many ways destroying the brains ability to do it’s job correctly and even affecting the way we act and live our lives.

How Drugs affect the Brain Drugs can alter important brain areas that are necessary for life sustaining functions and can drive the compulsive drug abuse that marks addiction. Some of the areas affected by the brain are the brain stem, Limbic system, and cerebral cortex. The brain stem controls basic functions critical to life, such as heart rate, breathing, and sleeping. The limbic system contains the brain's reward circuit it links together a number of brain structures that control and regulate our ability to feel pleasure. Feeling pleasure motivates us to

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