End Of Unit Questions Flashcards Preview

GCSE Biology 1.3 Medicine and Drugs > End Of Unit Questions > Flashcards

Flashcards in End Of Unit Questions Deck (13)
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1
Q

Why was thalidomide given to pregnant women years ago?

A

They believed it would help with morning sickness

2
Q

Why is thalidomide never given to pregnant women now?

A

It caused limb deficiencies in the babies

3
Q

Name 2 very additive drugs

A

Heroin and cocaine

4
Q

What is meant by the term recreational drug?

A

Drug only used for pleasure

5
Q

Why do some athletes take steroids?

A

To build up body mass and perform better

6
Q

What is meant by a double blind trial

A

Neither the doctors or the patients know whether they are being given the drug or a placebo when testing the drug, used to check for effects of the drug

7
Q

What condition is caused in many teens who smoke cannabis?

A

Depression

8
Q

What causes people to become addicted to drugs?

A

They alter the body chemicals in the brain and the nervous system

9
Q

Which parts of the body are affected by recreational drugs?

A

Brain and nervous system

10
Q

Why does the use of legal drugs in the UK produce more health problems than the use of illegal drugs?

A

More people take legal drugs like tobacco and alcohol

11
Q

What stages must a drug pass through before it is sold as a medicine?

A
  1. On cells, tissues and organs
  2. On animals
  3. On healthy human volunteers
  4. On patients
12
Q

Why do some people progress from cannabis to harder drugs?

A

They are in contact with harder drugs via they’re dealer as cannabis is illegal

13
Q

What does illegal mean?

A

Not allowed by the law