questionedithistorytranslations

Who invented the stethoscope?

David Littmann
René Laennec
Arthur Leared
Golding Bird
René Laennec was a French physician who invented the stethoscope in 1816, and pioneered its use in diagnosing various chest conditions. He also coined the term melanoma, and developed the understanding of peritonitis and cirrhosis.
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Answers by country

David Littmann
René Laennec
Arthur Leared
Golding Bird
answers
flagPakistan
6%
84%
3%
3%
32
flagFrance
5%
84%
10%
0%
19
flagAustralia
7%
77%
14%
0%
27
flagGreece
12%
68%
6%
12%
16
flagRepublic of Ireland
17%
65%
13%
4%
23
flagAustria
19%
64%
9%
5%
51
flagItaly
17%
64%
17%
0%
17
flagSpain
0%
60%
40%
0%
10
flagthe United States
28%
54%
10%
6%
94
flagGermany
24%
49%
18%
7%
300
flagIndia
27%
48%
12%
10%
66
flagthe United Kingdom
25%
45%
16%
12%
83
flagPoland
24%
44%
19%
10%
2845
flagthe Netherlands
50%
42%
0%
7%
14
flagSwitzerland
20%
38%
29%
5%
34
flagNigeria
25%
25%
16%
33%
12
flagCanada
28%
16%
36%
20%
25

What was the main weakness of Colt revolvers, comparing to its competitors?

low speed
low durability
lack of possibility to use metallic cartridges
poor shooting precision

Who invented the mercury-in-glass thermometer?

Galileo Galilei
Anders Celsius
Gabriel Daniel Fahrenheit
William Kelvin

Who created the QWERTY keyboard layout?

Christopher Latham Sholes
Jan Szczepanik
Thomas Alva Edison
Dag Hammarskjöld

Who coordinated the mass deportation of Jewry during the Holocaust?

Oswald Pohl
Adolf Eichmann
Hans Frank
Rudolf Hess