Cocaine :: essays research papers

cocain is a dose extracted from the leaves of the cocaplant. It is a manlike brain stimulant and one of the mostpowerfully addictive drugs. Cocaine is distributed on the street in two main forms cocain hydrochloride is a white crystalline mill that provide be snorted or fade away in water and injected and"crack" is cocain hydrochloride that has beenprocessed with ammonia or sodium bicarbonate (bakingsoda) and water into a freebase cocaine. These chips,chunks, or rocks jackpot be smoked. Cocaine may be exercisingd occasionally, daily, or in a varietyof compulsive, repeated-use "binges". Regardless ofhow it is used, cocaine is highly addictive. Crack cocaineand injected cocaine reach the brain quickly and bring anintense and immediate high. Snorted cocaine produces ahigh more slowly. Cocaine can produce a surge in energy, a feeling ofintense pleasance, and increased confidence. The effectof powder cocaine last about 20 minutes, while the cause of "crack&qu ot last about 12 minutes. Heavy use ofcocaine may produce hallucinations, paranoia,aggression, insomnia, and depression. Cocaines effects are short lived, and once the drugleaves the brain, the user experiences a "coke crash" thatincludes depression, irritability, and fatigue. Many people consume is cocaine addictive? Yes. Cocaine can institute over your carriage and cause you tolose interest in everything else. Studies in monkeys haveshown that animals forget work very hard (press a bar over10,000 times) for a single injection of cocaine, choosecocaine over food and water, and take cocaine as yetwhen this behavior is punished. Animals must have theiraccess to cocaine limited in order not to take toxic oreven lethal doses. People addicted to cocaine behavesimilarly. They will go to great lengths to get cocaine andcontinue to take it even when it hurts their school or jobperformance and their relationships with loved ones. Do users fix a tolerance to crack or cocaine? Y es. Users may start they need more and more of thedrug to get high. What are the effects of cocaine use? Cocaine stimulates the central nervous system. It acts onthe "pleasure centers" of the brain, producingheightened pleasure and increased confidence. Otherimmediate effects include dilated pupils and advanceblood pressure, heart rate, respiratory rate, and bodytemperature. The pleasurable effects of powder cocainelast about 20 minutes. Occasional use can cause a stuffyor runny nose, and chronic use can ulcerate the mucousmembrane of the nose. Injecting cocaine withcontaminated equipment can cause AIDS, hepatitis, andother diseases. Preparation of freebase cocaine, whichinvolves the use of volatile solvents, can upshot in deathor injury from fire or explosion.