Drogs :) Flashcards
Independent variable
Thing you set out to change
Dependent variable
Thing you measure in an investigation
Control variable
Thing that you keep the same so that the investigation is fair
What don’t you include when calculating the mean?
Anomelies
Where does a independent variable go in a table?
First column
What can only go in the heading of a table and not the rest?
Units eg. cm / mm
What does an independent variable go on if categoric?
- Bar chart
- Line graph
Bar chart
What does an independent variable go on if continuous?
- Bar chart
- Line graph
Line graph
What axis does the independent variable go on?
X axis
Descrete variables
Things you count of which are whole numbers
Continuous variable
Things that you measure eg. mass, time, length
Categoric variable
They are described by labels eg. cat, dog, mouse
Drugs are a substance that effect ……….. ………….
Body chemistry
Drugs can be categorised according to the …….. …. ……..
Effect on body
What do depressants do?
slow down nerve + brain activity, relieve anxiety
eg. alcohol, cannabis, solvents, sleeping pills, tranquillisers
What do stimulants do?
Increase nerve + brain activity, more awake, produce feelings of extreme wellbeing
eg. nicotine, caffeine, ecstacy, cocaine
What do hallucinogens do?
alter what we see + hear, change perception of life
eg. LSD
What do painkillers do?
They block nerve impulses
eg. paracetamol, aspirin
What do performance enhancers do?
Improve muscle development
eg. anabolic steroids
Some drugs are medical, some are for pleasure…………
Recreational drugs
What are antibiotics used for?
To treat bacterial infections
What is sustanon used in?
asthma inhalers, painkillers
Some antibiotics can be taken without a ………………
Prescription
some recreational drugs are legal but with…………………
Age restrictions
eg. alcohol, tabacco
Most recreational drugs are illegal, give 3 examples
You could have chosen 3 from below:
- cocaine
- heroin
- ketamine
- LSD
- ecstacy / MDMA
When recreational drugs are taken out of a pharmacy without a prescription they then become ………………
illegal
Who was Penicillin discovered by?
Alexander Flemming
What did Penicillin do?
Treat bacterial infections
What did Flemming warn us about?
The development of resistant strains
What has an overdose of antibiotics resulted in?
Antibiotic resistance and the threat it poses
New medical drugs have to go through what before they can be licensed for use in patients?
Many drug trials, stages of double blind drug trials and placebo
What do drugs change in your brain so that you become addicted to them?
The chemical processes
What is the name of the pleasure chemical in your brain?
Dopamine
Over time that you are taking drugs your brain will undergo what?
Physical changes