
Preventing and Treating Disease
Quiz by Kathryn Smith
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24 questions
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- Q1What is an antigen?Chemical on the surface of the pathogenChemical produced by the white blood cellsA mircobe that causes a disease30s
- Q2How do vaccines protect people against disease infections?Vaccines introduce pathogenic antigens, which stimulate the white blood cells to produce antibodies.Vacccines stimulate antigens to be produced by the red blood cellsVaccines introduce a live version of the pathogen.20s
- Q3How do antibiotics work?Antiobiotics kill virusesBy relieving disease symptomsAntibiotics kill bacterial cells20s
- Q4Why do schools and colleges grow bacterial plates at 25 degrees Celsius?This is the optimum temperature for bacterial growthThe temperature prevents harmful pathogens growingThis is a reliable temperature for schools to get reproducible results20s
- Q5What are the different stages of drugs trials?Testing it on humans to see if the side effects are harmfulPreclinical trials using cells, tissues and animals. Then clinical trials using healthy human volunteers and patients.On human volunteers first and then on animals20s
- Q6What type of drug trials are there?Fully open trials onlyBlind, double blind and open trialsBlind and partially blind trials20s
- Q7Penicillin was the first antibiotic discovered in 1928 by...Carl LinnaeusAlexander FlemingLouis Pasteur20s
- Q8Substance that controls the spread of bacteria in the body by killing them or stopping them reproducing -painkillerantibioticantiviral drug20s
- Q9A protein produced by the immune system in humans (and other animals) that attacks foreign organisms (antigens) that get into the body.antibodyantigenantibiotic20s
- Q10A foreign organism that gets into the body and triggers an immune response.antigenantibodyantibioticbacteria20s
- Q11Drugs that prevent viruses replicating.antibioticsantiviralspainkillers20s
- Q12The form of cell division used by prokaryotes to reproduce.binary fissionmitosismeiosis20s
- Q13A substance that can change chemical reactions in the body.pathogenenzymedrug20s
- Q14An ultramicroscopic infectious non-cellular organism that can replicate inside the cells of living hosts, with negative consequences.virusbacteriafungi20s
- Q15The first time an organism becomes infected by a particular pathogen.first infectionsecondary infectionprimary infection20s