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B6 Preventing and Treating Disease

Total questions: 28

Worksheet time: 14mins

Name
Class
Date
1.
What is the cause of an infectious disease?
a)
inherited
b)
environmental factors
c)
pathogens
2.
What does a vaccine do?
a)
Gives you immunity
b)
Gets you sick
c)
Cures you
d)
Kills you
3.
Antibiotics kill viruses
a)
True
b)
False
4.
If you are feeling ill and the doctor prescribes you some antibiotics to help you feel better, you are infected with a _______
a)
Virus
b)
Bacteria
5.

What is the most common and talked about reason people refuse to vaccinate?

a)

Vaccinations have killed someone close to them

b)

People believe it causes autism

c)

They've become sick even though they've had vaccines

d)

Vaccines overwhelm their immune system

e)

It's too artificial and has dangerous ingredients

6.
Special proteins produced by the body to attack foreign invaders.
a)
antibodies
b)
antigen
7.
Substances that cause the body to produce antibodies.
a)
antibodies
b)
antigens
8.

Introduction into the body of a weakened, killed or piece of a disease-causing agent to prevent disease.

a)

A) vaccination

b)

B) immunization

9.
Vaccines contain weakened or dead parts of antigens. 
a)
True
b)
False
10.
A vaccines main goal is to:
a)
make people sick
b)
prevent disease
c)
start an epidemic
d)
start a pandemic
11.
 Following a vaccination, the white cells produce . . .
a)
antibiotics
b)
antibodies
c)
statins.
d)
toxins.
12.

What is herd immunity

a)

When everyone is vaccinated.

b)

A form of immunity that occurs when the vaccination of a significant portion of a population provides a measure of protection for individuals who have not developed immunity.

c)

When all of a group of farm animals have been immunised.

d)

When a disease spreads throughout a population.

13.
A bacterial infection __________ be treated using an antibiotic.  A viral infection __________.
a)
can; also can
b)
can; cannot
c)
cannot; can
d)
cannot; also cannot
14.

Why is it bad to stop taking your antibiotic before the doctor recommends?

a)

not all of the bacteria is killed, possibly leading to resistance

b)

you will weaken your immune system

c)

you'll get MRSA

d)

you'll gain weight

15.

Why is antibiotic resistance a problem?

a)

Resistant bacteria give you different symptoms

b)

It is difficult to get rid of the infection

c)

Resistant bacteria are more harmful

16.
Antibiotics kill bacteria.
a)
True
b)
False
17.
What is a placebo?
a)
A second type of drug given to all people in a trial
b)
A 'dummy' pill given to all people in the trial
c)
A 'dummy' pill given to half of the people in the trial
d)
A drug that will probably harm the patients taking it 
18.
What is a double blind trial?
a)
The participants take the drug blindfolded
b)
When the scientist and the participants are unaware of whether they are taking the drug or placebo
c)
When the participants choose what they want to take without telling the scientist
d)
When the scientist knows who is taking the drug but the participants don't
19.
Why are clinical drug trials important?
a)
They can improve the health of patients
b)
To understand whether the drug causes any harmful side effects
c)
They help test the effectiveness of the drug 
d)
To test whether the drug works and if it causes any harmful side effects
20.
Why are double blind trials important?
a)
They make sure the results are fair and unbiased
b)
If the scientist knows who has taken the drug they will lie or change results to show it works
c)
They are the only type of clinical trials available 
d)
Patients might lie about any side effects they feel 
21.
Why are placebos so important?
a)
To help understand if the drug actually makes any real difference
b)
It is too expensive to give all the people who want to volunteer the drug 
c)
To save some people from the risk of harmful side effects 
22.

Which drug originated from foxgloves?

a)

Cocaine

b)

Aspirin

c)

Ibuprofen

d)

Digitalis (heart drug)

23.

Which type of drug was first produced from the Penecillium mould?

a)

Stimulants

b)

Antiseptics

c)

Insulin

d)

Antibiotic

24.

A new drug will be tested for toxicity. What does that mean?

a)

Tested to see what benefits it has

b)

Tested to see if it works

c)

Tested to see how poisonous it is

25.

New drugs need to be tested for efficacy. What does efficacy mean?

a)

To see how toxic it is

b)

To see what side effects it has

c)

To see how well the drugs works

d)

To work out the drug cost

26.

Which types of testing is pre-clinical testing?

a)

Testing on cells only

b)

Testing on human volunteers

c)

Testing on mammals only

d)

Testing on cells, tissues or animals

27.

Which types of testing is clinical testing?

a)

Testing on cells only

b)

Testing on human volunteers

c)

Testing on mammals only

d)

Testing on cells, tissues or animals

28.

Why are only low doses of a new drug given to human volunteers in the first clinical trial?

a)

To check for any harmful side effects

b)

To work out what the ideal dose should be

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