Essay about Drugs Affect on Brain - 947 Words

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†¦show more content†¦In addition, the limbic system is responsible for our perception of other emotions, both positive and negative, which explains the mood altering properties of many drugs. The cerebral cortex is divided into areas that control specific functions. Different areas process information from our senses, enabling us to see, feel, hear, and taste. The front part of the cortex, the frontal cortex or forebrain, is the thinking center of the brain, it powers our ability to think, plan, solve problems, and make decisions. How drugs work in the brain Drugs are chemicals they work in the brain by tapping into the brains communication system and interfering with the way nerve cells normally send, receive, and process information. Some drugs, such as marijuana and heroin, can activate neurons because their chemical structure mimics that of a natural neurotransmitter. This fools receptors and allows the drugs to lock onto and activate the nerve cells. Although these drugs mimic brain chemicals, they dont activate nerve cells in the same way as a natural neurotransmitter, and they lead to abnormal messages being transmitted through the network. Other drugs, such as amphetamine or cocaine, can cause the nerve cells to release abnormally large amounts of natural neurotransmitters or prevent the normal recycling of these brain chemicals. This disruption producesShow MoreRelatedHow Drug Addiction Affects The Brain Over Time?2485 Words   |  10 PagesYesenia Sanchez Jesus Ramirez Briana Castillo March 16, 2016 5th block Mr.Javier I Am Meth How does drug addiction affect the brain over time? One of the largest domestic problems around the world is drug usage. My family wasn t perfect; we lacked affection growing up and you never really got it until you were born or dying. 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