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10.3 Drugs PowerPoint Presentation

10.3 Drugs

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10.3 Drugs

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  1. 10.3 Drugs

  2. Drugs • Any substance taken in to modify or affect chemical reactions in the body. • Medical drugs: painkillers, antibiotics, hormones, • Psychological drugs: nicotine, alcohol, GHB,

  3. Antibiotics • Antibiotics are designed to kill bacteria (living organisms). They break down cell walls and membranes. Interfere with their metabolism and damage DNA.

  4. Antibiotics • Can not destroy viruses, since they do not have a metabolism.

  5. Heroin • Produced from morphine, taken from opiates found in Poppies. • Painkiller, recreational drug. • Physical and severe psychological dependence. • Diamorphine, legally prescribed drug for patients trying to fight their addiction.

  6. Heroin • Can be injected (intra venous): slamming, shooting up, speed balling • Smoking, inhaling: chasing the dragon

  7. Heroin • Effects: • drowsiness, disorientation, low blood pressure, slow breathing rate, nausea, vomiting, constipation, muscle spasms, urine retention, itching, rash, pain killer

  8. Heroin • Risks: • Infections (non-sterile needles): bacterial, fungal and viral pathogens • Poisoning by contaminations • Addiction • Physical dependence • Constipation

  9. Heroin • Crime related: • Stealing • Possession • Trafficking • Dealing • Manufacturing

  10. Addiction • Drug addiction is a pathological or abnormal condition which arises due to frequent drug use. The disorder of addiction involves the progression of acute drug use to the development of drug-seeking behavior, the vulnerability to relapse, and the decreased, slowed ability to respond to naturally rewarding stimuli.

  11. Alcohol • The favourite (and often acceptable) mood altering drug of many human societies.

  12. Alcohol • One unit of alcohol: • One glass of wine • Single whisky • Two glasses of beer

  13. Alcohol • Safe upper limits per week • Man – 21 units per week and 2-3 days without • Woman – 14 units • Pregnant woman – zero intake

  14. Alcohol • Risks: • Brain damage (long term), addiction • Cancer of the gullet and pancreas • Deficiency of nutrients • Obesity • Damage to immune system • Impaired sexual and reproductive function

  15. Alcohol • High blood pressure • Weaker, irregular heart beat • Inflammation of the stomach • Liver damage (enlarged, jaundice, fatty, cirrhosis)