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Quiz - Medicines

1. Put the following statements about developing new medicines in the correct order. Drag and drop the statements where you think they should go:

  • 1.
  • 2.
  • 3.
  • 4.
  • 5.
  • 6.
  • 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?


What is a double blind trial?