Roll up your sleeves and prove you're no quack: from leeches to lifelines, get to the heart of medical history.
Which creature was historically employed in bloodletting for its natural secretion that prevents blood clotting?
Leeches
Which French physician invented the stethoscope in 1816?
René Laënnec
Which scientist, returning from vacation in 1928, observed a mold contaminating his bacterial culture and uncovered penicillin's antibacterial properties?
Alexander Fleming
Which doctor is known for halting London's 1854 cholera outbreak by removing a pump handle?
John Snow
Who is credited with creating the first smallpox vaccine using cowpox material?
Edward Jenner