1. Put the following statements about developing new medicines in the correct order. Drag and drop the statements where you think they should go:
Safety tests in animals start
Research to understand the disease
Clinical trials in patients start
Human volunteers given the new medicine
In vitro testing using cell cultures, tissue cultures and whole organs
Application submitted to market the medicine
2. An agar plate has been pre-innoculated with bacteria grown from a swab taken from an infected wound. Discs containing four different antibiotics are carefully placed on the surface of the agar. The dish is then incubated at 25°C. After one week the plate looks like this:
Which antibiotic should be used to treat the infection?
After 3 days treatment the wound is healing well so the patient decides not to take the remaining doses of antibiotic. Two days later the wound is worse so he re-starts taking the antibiotic, but it doesn’t cure the infection. Why not?
3. Select the correct answer from the multi-choices. When you have answered all 4 questions you may check your answers by clicking the button below.
When you culture bacteria in the school lab they are incubated at a temperature of
A chemical which can be used to destroy bacteria inside the body is
Which of the following is NOT a way of avoiding the development of antibiotic resistant bacteria?
Approximately how many years does it take to develop a new medicine?
At which stage of clinical trials is the new medicine first tested to see if it works to treat the disease?