In hospitals, what does ER stand for?
AnswerEmergency Room
The ER handles urgent care.
Health · Facts & stats
Medical facts & stats
7 fact-checked facts about medical science, the human body and healthcare careers, each with the reason behind it. 5 more are in today's round and join this page after it closes.
The basics
X-ray images are especially good at showing what?
AnswerBones
Dense bone absorbs X-rays and shows up clearly.
Going deeper
Who invented the stethoscope in 1816?
AnswerRené Laennec
Laennec, a French physician, created the first stethoscope.
What does MRI stand for?
AnswerMagnetic Resonance Imaging
MRI uses strong magnets and radio waves.
A dermatologist specializes in which organ?
AnswerSkin
Dermatology covers skin, hair and nails.
Expert level
Who discovered X-rays in 1895?
AnswerWilhelm Röntgen
Röntgen won the first Nobel Prize in Physics for the discovery.
Who discovered the ABO blood groups in 1901?
AnswerKarl Landsteiner
Landsteiner's work made safe transfusions possible.
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