Drugs Flashcards

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0
Q

What are the 3 types of drug

A

Medicinal - for medical purposes eg antibiotics

Recreational drugs - for fun and
to relive stress eg cannabis

Performance enhancing drugs - to help improve sporting performance - anabolic steroids

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1
Q

What is a drug

A

A substance which alters the way the body works

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2
Q

What is addiction

A

When an individual becomes to dependant on a substance

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3
Q

What are withdrawal symptoms

A

Symptoms that occur due to not taking the substance eg, headaches, shaking, sweating

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4
Q

What are stimulants

A

Drugs that increase heart rate and blood pressure and stimulates the brain

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5
Q

What do drugs like heroin do

A

The prevent impulses from moving in the nervous system, (which stops us feeling pain)

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6
Q

What are the legal recreational drugs

A

Ethonal(alcohol I drinks)
Nicotine(cigarettes)
Caffeine(coffee)

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7
Q

What are the illegal recreational drugs

A
Cannabis
Cocaine
Heroin
Ecstasy 
LSD
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8
Q

What are some performance enhancing drugs

A

Anabolic steroids- increase muscle mass

Stimulants - increase heart rate and brain activity

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9
Q

What are the ethical pros for performance enhancing drugs

A

Athletes can make the decision for themselves take the risk of using drugs

Athletes don’t always have the same standard of facilities as others so drugs make it a level playing field

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10
Q

What are the ethical cons of taking performance enhancing drugs

A

Not fair if athletes gain an advantage through drugs and not training

Athletes aren’t always aware of health risks

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11
Q

How does alcohol affect the body

A

It’s passes into tissues and the nervous system and slows down impulses to the brain and our reactions

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12
Q

What organ breaks down alcohol

A

The liver

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13
Q

What are the diseases associated with to much alcohol

A

Cirrhosis of the liver( damaging liver cells) and liver cancer

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14
Q

What two organs to does alcohol affect

A

The liver and brain

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15
Q

What is nicotine

A

An addictive drug found on cigarettes

16
Q

What is tar

A

A black chemical that builds up in the lungs by smoking

17
Q

What diseases can you get from smoking

A

Emphysema, bronchitis and lung cancer

18
Q

What is emphysema

A

When the lungs became less efficient

19
Q

What affect does smoking have on the blood

A

It raises blood pressure and blocks blood vessels

20
Q

What is carbon monoxide

A

A poisonous gas which decreases the amount of oxygen being carried in the redd blood cells

21
Q

What can happen to a women who smokes while pregnant

A

A still birth can occur
A premature baby
A baby with a low body mass

22
Q

What are 3 stages of drug testing

A
  1. Testing on animal and human cells
  2. testing on animals
  3. testing on human volunteers
23
Q

Why are the drugs tested on animals

A

To see how effective they are, the right dosage and if it’s toxic

24
Q

Which people are the drugs first tested on

A

healthy people to see for any bad side effects and at a low dose

25
Q

What is the optimum dose

A

The dose which is the most effective and with the least side effects

26
Q

What is a placebo

A

A substance that looks like a drug being tested but had no effect

27
Q

What is the placebo effect

A

When a patient receives a placebo and expects the treatment to work but has no effect

28
Q

What does the placebo effect allow doctors to do

A

It allows them to see the difference the drug actually makes as both groups don’t know if they receive the drug or placebo

29
Q

Why are clinical trials blind

A

So patients nor doctor knws who receives drug or placebo so results can be assessed properly