Modern Medicine Flashcards
Who discovered the first magic bullet + when? + what did it do? - Modern Medicine
Paul Ehrlich discovered Salvarsan 606 in 1909
Only killed bacteria without poisoning the rest of the body
Who ORIGINALLY discovered penicillin? - Modern Medicine
Joseph Lister, who tested it by using it to treat a nurse’s wound. However he never used it again
What illness was Alexander Fleming trying to treat with Penicillin? - Modern Medicine
Staphylococcus, a highly resistant germ
How did Fleming discover penicillin? - Modern Medicine
He left several plates of Staphylococcus germs on a bench before going on holiday. On returning, a large area of mould was in a dish. He noticed the germs around this had been killed. This was found to be penicillin.
Why was penicillin’s early impact (Fleming) limited? - Modern Medicine
Fleming didn’t realise its potential as the first antibiotic. He also never tested this on a living organism, which would prove it could cure organisms without harming cells. Fleming lost interest in its development
How much funding did Florey + Chain receive from the British govt. in 1939 to begin researching penicillin? - Modern Medicine
£25, as WW2 had just begun and funds were focussed on the war effort
Who did Florey + Chain attempt to treat and with what outcome? - Modern Medicine
Albert Alexander, a policeman with an infection from an accident with a rosebush. The penicillin began to treat the infection, but their supply ran out and Alexander died. This did prove its effectiveness, however
What action did Florey take that allowed the mass production of penicillin? - Modern Medicine
In June 1941, Florey met with the US govt. who saw its life saving potential. They granted interest free loans to pharmaceutical companies to produce penicillin
How was penicillin significant on D-Day? - Modern Medicine
2.3 million doses used on Allied Soldiers, saving countless lives
When was D-Day? - Modern Medicine
6th June 1944
What impacts did penicillin have during WW2? (What % saved due to penicillin?) - Modern Medicine
An estimated 15% of Allied soldiers would have died without penicillin
What impacts did penicillin have after WW2? - Modern Medicine
Led to the birth of the pharmaceutical industry as a result of govt. sponsored programmes
What limitations does penicillin have? - Modern Medicine
MRSA (a resistant form of the staphylococcus germ) has been created as a result of the over-use of antibiotics, such as during WW2
When was the DNA structure discovered? who by? what impacts did this have on understanding? - Modern Medicine
Discovered in 1953 by Crick and Watson
Helped scientists understand that not all illnesses are caused by bacteria, and that some are genetic.
Led to gene therapy, genetic screening
During which decades were CAT Scanners, Endoscopes and MRI scanners invented? - Modern Medicine
1970s + 1980s
When was smallpox eradicated? - Modern Medicine
1980 - the first infectious disease for this to happen as a result of vaccination and herd immunity
Why do some people turn to alternative medicine for treatments? - Modern Medicine
Doctors unable to cure some diseases (cancer, AIDS, common cold)
Some are unsure of GPs after Harold Shipman was convicted of murdering 15 patients
Wellbeing is encouraged, advocated by Prince Charles
What problems are there with alternative medicine? - Modern Medicine
Lacks regulations for practitioners, practiced by almost anyone
Lots of alternative medicine is not scientifically proven as beneficial
How is disease from poor lifestyle prevented rather than cured? - Modern Medicine
Heart disease is combatted through encouragement of regular exercise - seen through the govt.’s ‘Change 4 Life’ campaign
Dangers of drugs, alcohol and tobacco are publicised in adverts
How does screening prevent the impacts of illness? - Modern Medicine
Newborn babies are screened for illnesses
All women over the age of 25 are offered regular cervical cancer screenings
All people over 60 are offered bowel cancer screenings
How were blood transfusions aided in the modern period? - Modern Medicine
In 1901, Karl Landsteiner discovered blood groups existed, which meant donors had to have the same blood type as the recipient
How did WW1 aid plastic surgery? - Modern Medicine
Harold Gillies set up a skin graft unit in London for severe facial wounds. Considered aesthetic appearance