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| Rene Laennaec | William Harvey | Joseph Priestly | James Blundell |
Which of the following combination is incorrect?
A. Rene Laennaec: inventor of the otoscope
B. William Harvey: described the circulation to and from the heart
C. Joseph Priestly: discovered the element oxygen in 1774
D. James Blundell: first successful blood transfusion
Answer: A
Rene Laennaec was the inventor of the stethoscope.
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| Rene Laennaec | William Harvey | Joseph Priestly | James Blundell |