What animal is used as a symbol of medicine?
a snake
When were plasters invented?
1921
What food is our teeth most demaged by?
Sweets
Where and when were the first glasses invented?
Italy, 1285
How many people were killed by Spanish flu in 1918?
20-40 million
How is a cold spread?
coughing and sneezing
What medicines were used in ancient times?
plants
When were x-rays discovered?
1895
What is flu caused by?
a virus
Where and when was the first heart transplant done?
South Africa, 1967
