lunes, 8 de octubre de 2012

drugs, causes and consequences

1. How can drug affect our Brain
- Once  in the brain, drugs of abuse are similar i size and shape to brain chemicals called neurotransmitters. Brain cells release and absorb these natural chemicals in order to send and receive message to and from each other. Drugs disrupt this delicate communication system. For example, nicotine causes more neurotransmitters to be released and cocaine blocks the normal reabsorption of brain chemicals.

- That is how the drugs produce unnatural feelings. While the feelings may last for minutes, the changes to brain cells in the reward pathway ca be long-lasting.

- Other drugs affect differents parts of the brain; Cerebral cortex, Cerebellum, Brain stem, Limbic system and the Nucleus accumbens.




2. How can steroids affect our Body
- Anabolic steroids are artificial version of male sex hormone testosterone. When a user takes steroids, the normal balance of hormone is disrupted. Hormoal confusin can lead to bodily confusion.

- The drugs may also cause stunted growth in teens. When there`s an excess of hormones, the brain is fooled into thinking that the body has already gone through puberty, so it signals the bones to stop growing.

- Anabolic steroids cause problems in the brain, as well. Because of their effect on the limbic system, some users experience homicidal rages or moments of unprecedented aggression and violence.

- Most steroid users pop pills but some inject the drugs. When they share needles, this can lead to spread of HIV and AIDS.

- Finally, steroids make their way to the heart, causing potentially fatal heart attacks, and the liver, causing cysts and possibly liver cancer.





3. What are club drugs?
-Some teens go to all-night dances, called raves or trances. Some like to party at club. Many of the young people who are into the club and dance scene don`t do drugs, But some do. They may be attracted to club drugs like MDMA (ecstasy) because they promise increased stamina for hours of dancing and intoxicating highs. But what these teens don`t know may hurt, or even kill, them.

-Club drugs is when in a party where everyone is dancing and having fun, this is the ideal place for stalkers, rapists and thieves, who use these drugs to sedate and even drugging his victims with the miss just steal or abuse them. This party is ideal for these types of offenders.




4. What can they (club drugs) do to our Body?
-There are many drugs that can affect our body; drugs like:

-MDMA (Ecstasy)
The so-called "love drug" can cause psychological problems like confusion, depression, sleep problems, and severe anxiety. MDMA can also cause physical difficulties, such as faintness, nausea, muscle tension, blurred vision, involuntary teeth clenching, and chills or sweating.

-GHB
Sometimes called Georgia Home Boy, liquid ecstasy, or G, GHB slows the central nervous system (brain and spinal cord), causing a sedative effect. GHB can cause sleep, coma, and death. The drug can also cause vomiting, loss of reflexes, and death by suffocation if an unconscious user`s airway becomes obstructed through.

-Ketamine
Ketamine ("Special K", "Vitamine K") is an anesthetic intended primarily for use on animals. At high doses, "Special K" can cause delirium, amnesia, high blood pressure, and potentially fatal breathing problems.

-LSD
A hallucinogen, LSD causes extreme changes in sensory perceptions. Also known as acid, the drug produces physical effects, including tremors, sleeplessness, dry mouth, dilated pupils, loss of appetite, and increased heart rate and blood pressure.

-Methamphetamine
This highly addictive drug has many street names-speed, ice, chalk, meth, crystal, crank, etc. It`s a stimulant with many serious health risks. Meth can cause memory loss, aggression, violence, psychotic behavior, heart problems, brain damage, stroke, and extreme anorexia.

-Rohypnol
Like GHB, Rohypnol (roofies, rophies, forget-me pill) acts as a sedative. It has been used in robberies and sexual assaults. It can also produce amnesia, wiping out any memory of what happened while under the influence.





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