Font size
WorksheetsB6 Overview
Total questions: 17
Worksheet time: 10mins
Which of the following is NOT carried out in preclinical trials?
Testing on animals
Double blind testing
Testing on human cells
Testing on human tissues
Doctors have developed a new drug. The drug has been tested on animals. What is the next stage in testing?
Testing on human tissue in a laboratory
Testing on patients with the disease the drug treats
Testing on healthy volunteers
Testing on the whole population
A new drug is given in tablet form. During clinical testing, what should the placebo be?
A tablet that contains a weaker dose of the drug.
A tablet that contains a higher dose of the drug
A tablet that contains a different drug
A tablet that contains no drug
In a double blind trial, who knows which patients have been given the drug?
The patient and the doctor
Neither patient or doctor
Only the patient
Only the doctor
Use the diagram to determine how long trials often take on humans.
3 years
8 years
11 years
12 years
The results of testing and trails are only published after they have been scrutinised (checked) by other scientists, who will check their findings. What is this called?
Peer review
Double checking
Avoiding bias
Certifying
Where does the painkiller aspirin originate from?
Foxgloves
Mould
Willow bark
Oak trees
What is the term for when bacteria can't be killed by a specific antibiotic?
Antibiotic immunity
Mutation
Antibiotic resistance
MRSA
Double blind trials help to prevent (a) affecting the results.
What type of molecule are monoclonal antibodies?
Protein
Antigen
DNA
Antitoxin
Which of the following are uses of monoclonal antibodies (there might be more than one correct answer)
Pregnancy testing
Identifying a pathogen causing plant disease
Drug testing athletes
Cancer treatment
Which type of white blood cell makes antibodies?
Lymphocyte
Phagocyte
Neutrophil
Anticyte
Which cells can quickly recognise the antigens of a pathogen you have encountered before?
Brain cell
Memory cell
Lymphocyte
Antibody cell
Why are new drugs tested?
To check for efficiency, dosage and safety
To check for efficacy, toxicity and dosage
To check for side effects, dosage and placebo effect
To check for safety, allergies and effectiveness
(a) Immunity = When a large proportion of a population are immune so do not become ill from infection. This means there is less chance of a non-immune person being exposed to the pathogen.
Antibiotics can't treat viral infections because...
Viruses replicate inside cells
Viruses are immune to antibiotics
Viruses are resistant to antibiotics
Antibiotics only treat symptoms
The rate that bacteria develop antibiotic resistance can be reduced by...
Patients always completing their course of antibiotics
Restricting use of antibiotics on farm animals
Doctors prescribing stronger doses of antibiotics
Doctors not prescribing antibiotics for non-serious/viral infections
