Public Use of Marijuana Should Not Be Legalised Essay

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Marijuana, a Mexican slang word for the medicinal parts of the cannabis plant (Cannabis sativa), is the most commonly abused illicit drug in the United States (National Institute on Drug Abuse [NIDA], 2010). Some of the more popular street names are weed, pot, herb, grass, Mary Jane, boom, gangster, and chronic. It is a dry, shredded green and brown mix of flowers, stems, seeds, and leaves derived from the hemp plant. It is consumed in several different ways, such as smoking it, eating it, or drinking it. As of 2012, 14.6 million Americans have been reported using marijuana (Tracy, 2012). (2/3 points) As such, we feel that public use of marijuana should not be legalised. Marijuana affects mental health; it is the root of many mental disorders. It makes users become intoxicated or high; some would feel carefree and relaxed and would also laugh uncontrollably for no apparent reason, while others may experience anxiety, psychosis or depression. This is due to the active chemical in it called delta-9-tetrahydrocannabinol, or THC for short (NIDA, 2010). THC acts on cannabinoid receptors in the brain; the highest density of these receptors are found in parts of the brain that influence pleasure, memory, thinking, concentrating, sensory and time perception and coordinated movement (Herkenham, Lynn, Little, Johnson, & Melvin, 1990). Hence, the consumption of this drug may cause distorted perceptions (mild hallucinations), impaired coordination, difficulty with thinking and problem solving, and problems with learning and memory. Marijuana’s adverse impact on learning and memory can last for days or weeks after the acute effects of the drug wears off (Pope, Grubber, Hudson, Huestis, & Yurgelun-Todd, 2001). According to (American Psychiatric Association, 1994), mental disorders connected with marijuana include Cannabis Intoxication (consisting of impaired motor
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