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asthenopia
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Introduction References & Edit History Quick Facts & Related Topics
Quizzes
A Yorkshire terrier dressed up as a veterinarian or doctor on a white background. (dogs)
A Visit with the Word Doctor: Medical Vocabulary Quiz
full human skeleton
Diseases, Disorders, and More: A Medical Quiz
Encyclopaedia Britannica thistle graphic to be used with a Mendel/Consumer quiz in place of a photograph.
44 Questions from Britannica’s Most Popular Health and Medicine Quizzes
Read Next
Blackboard inscribed with scientific formulas and calculations in physics and mathematics
The World Science Festival’s Pioneers in Science
People wearing surgical masks (also called face mask or medical masks or safety masks) walk through the city center of Milan, Italy on Feb. 23, 2020. Coronavirus disease COVID-19 pandemic
How Do Face Masks Control the Spread of Disease?
Laboratory glassware (beakers)
5 Quizzes That Will Tell You Whether You Should Have Been a Scientist
Scanning electron micrograph showing the spiral-shaped bacteria of the genus Leptospira. These organisms cause leptospirosis.
8 Zoonotic Diseases
Scan of human brain
What Are the Symptoms of a Stroke?
Discover
Happy, smiling, flying pig
7 Everyday English Idioms and Where They Come From
Portrait of a mountain gorilla at a short distance. gorilla close up portrait.The mountain gorilla (Gorilla beringei beringei)
Falling Stars: 10 of the Most Famous Endangered Species
US Marines firing at Fallujah, Iraq, during the Second Battle of Fallujah in November 2004. Operation Iraqi Freedom, Iraq War.
Timeline of the 2000s
Close up of books. Stack of books, pile of books, literature, reading. Homepage 2010, arts and entertainment, history and society
12 Novels Considered the “Greatest Book Ever Written”
Poker game. Card game. Royal Flush in poker. Hearts suit gambling
Poker Hands Ranked
Aurochs. Bos primigenius. Skeleton. Extinct animal. Skeleton of an Aurochs, an extinct wild ox.
6 Animals We Ate Into Extinction
Dancers at a Cinco de Mayo festival at the Mission District, San Francisco, California. (Photo dated 2019.) holidays
Is Cinco de Mayo Mexico's Independence Day?

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Related Quizzes and Features

Quiz
A Yorkshire terrier dressed up as a veterinarian or doctor on a white background. (dogs)
A Visit with the Word Doctor: Medical Vocabulary Quiz
Encyclopaedia Britannica thistle graphic to be used with a Mendel/Consumer quiz in place of a photograph.
44 Questions from Britannica’s Most Popular Health and Medicine Quizzes
full human skeleton
Diseases, Disorders, and More: A Medical Quiz