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Biology GCSE OCR 1-3 > Drugs and you > Flashcards

Drugs and you Flashcards

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1
Q

Legal drug classifications.

A
  • Class A drugs are the most dangerous and have the heaviest penalties.
  • Class C drugs are the least dangerous, with the lightest penalty.
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2
Q

There are different types of drugs:

A
  • Depressants (alcohol, solvents, temazepam)
  • Painkillers (aspirin, paracetamol)
  • Stimulants (nicotine, MDMA, caffeine)
  • Performance enhancers (anabolic steroids)
  • Hallucinogens (LSD)
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3
Q

Examples of Depressants

A
  • Alcohol
  • Solvents
  • Temazepam
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4
Q

Examples of Painkillers

A
  • Aspirin
  • Paracetamol
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5
Q

Examples of Stimulants

A
  • Nicotine
  • MDMA
  • Caffeine
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6
Q

Example of a Performance enhancer

A

Anabolic steroids

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7
Q

Example of a Hallucinogen

A

LSD

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8
Q

What do depressants do to the synapse?

A

Depressants block the transmission of nerve impulses across synapses by binding with receptor molecules in the membrane of the receiving neurone.

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9
Q

What do stimulants do to the synapse?

A

Stimulants cause more neurotransmitter substances to cross synapes.

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10
Q

What do cigarettes do?

A

Cigarettes smoke contains many chemicals that stop cilia moving.

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11
Q

Where is the cilia?

A

Cilia (tiny hairs) are found in the epithelial lining of the trachea, bronchi and bronchioles.

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12
Q

Which cells produce mucus?

A

Goblet cells.

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13
Q

A ‘smoker’s cough’ is a result of:

A
  • Dust and particulates in cigarette smoke collecting and irritating the epithelial lining.
  • Mucus not being moved by the cilia.
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14
Q

There are different types of drugs:

A
  • Depressants (alcohol, solvents, temazepam)
  • Painkillers (aspirin, paracetamol)
  • Stimulants (nicotine, MDMA, caffeine)
  • Performance enhancers (anabolic steroids)
  • Hallucinogens (LSD)
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15
Q

What is the alcohol content of alcoholic drinks is measured in?

A

Units of alchohol.

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16
Q

What are the effects of alchohol?

A
  • Drinking alcohol increases the time taken to react and increases the risk of accidents.
  • The liver is damaged when it breaks down toxic chemicals such as alcohol. This is called cirrhosis of the liver.

Biology GCSE OCR 1-3 (24 decks)

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