AQA B1 diet , disease and drugs

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name the 5 food groups we need for a balanced diet?
carbohydrates,fats,protein,fibre and vitamins and minerals.
1 of 24
why do we need carbohydrates?
energy
2 of 24
why do we need fats?
to keep warm and energy
3 of 24
why do we need protein ?
growth and repair
4 of 24
why do we need fibre ?
to aid digestion
5 of 24
why do we need vitamins and minerals?
to keep our body healthy
6 of 24
name 3 health problems associated with obesity?
arthritus, type 2 diabetes, high bood pressure ,heart disease and cancer.
7 of 24
what does a person have to do to lose weight?
burn more calories than they consume
8 of 24
what is a pathogen?
microorganisms that cause infectious diseases
9 of 24
state 4 ways pathogens can spread?
water,food,air,contact,bodily fluids and animals.
10 of 24
give 3 ways the immune system fights infection?
ingesting pathogens, producing anti toxins and producing antibodies.
11 of 24
how do bacteria reproduce?
asexual reproduction
12 of 24
how do vaccines work?
they inhect a small amount of a dead/inactive virus which causes the body to produce antinodies so if the live virus gets into your system the body can produce antibodies quickly.
13 of 24
what is the placebo efffect?
when someone believes that they are getting better because they have taken a drug even if that drug has no affect on there body.
14 of 24
breifly describe a double blind trail?
a double blind trial is when neither the doctors handing out the medicine nor the patients know which drugs are real and which drugs are fake.
15 of 24
what was thamaldohide originally developed for?
sleeping pill
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what did thamaldohide cause?
birth defects
17 of 24
what is thamaldohide used to treat now?
leprosy and bone cancer
18 of 24
how can alcohol damage the liver?
when alcohol is broken down it produces some toxic chemicals that harm the liver.
19 of 24
what did semmelweis discover and introduce in the 1840's?
he discovered that doctors not washing there hands between birts caused puerperal fever. He introduced the antiseptic solution and handwashing which cut death rates from 12% to 2%
20 of 24
what affect does a stimulant have on the brain?
they increase brain activity to make you more alert
21 of 24
why shouldn't you prescribed antibiotics for the flu?
becuase the flu is a virus and antibiotics only work on bacteria
22 of 24
name one bacteria that is that has developed antibiotic resistance?
MRSA
23 of 24
what are statins used for?
blood chloestarol, heart disease and circulatory problems.
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Other cards in this set

Card 2

Front

why do we need carbohydrates?

Back

energy

Card 3

Front

why do we need fats?

Back

Preview of the front of card 3

Card 4

Front

why do we need protein ?

Back

Preview of the front of card 4

Card 5

Front

why do we need fibre ?

Back

Preview of the front of card 5
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