Marijuana is the flowering part of the Indian hempplant Cannabis sativa, a weed-like species that grows wild and is also cultivated in many tropical and temperate parts of the world. Cannabis means “hemp” in Latin and is derived from the Greek word kannabis. Marijuana probably comes from the Mexican Spanish marijuana/marihuana (Mary’s leaf or plant) or from Maria and Juan (Mary and John). Among its many names, marijuana is commonly known as weed, ganja, mary jane, and pot.For thousands of years, cannabis has enjoyed historical significance as a recreational drug, a useful fiber, an oil, an edible seed, and a medicine
Added by: englishcology | Karma: 4552.53 | Science literature, Medicine | 9 September 2011
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James Kalat's best-selling Introduction to Psychology does far more than cover major theories and studies; it encourages you to question the information and ask yourself, "How was this conclusion reached?" and "Does the evidence really support it?" In this student-praised text, Kalat challenges your preconceptions about psychology to help you become a more informed consumer of information not only during your college experience but also as you venture into your post-college life.
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