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Which hormone, produced by the pineal gland, helps regulate the body's sleep cycle?
Answer
Melatonin
The Heimlich maneuver is a first-aid technique used to help a person who is doing what?
Answer
Choking
Which type of blood cell carries oxygen around the body?
Answer
Red blood cells
Which blood type is known as the universal donor for red blood cell transfusions?
Answer
O negative
What is the name of the smallest bone in the human body, found in the ear?
Answer
Stapes
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Latest trivia questions
Which type of blood cell carries oxygen around the body?
Answer
Red blood cells
In first aid, what does the abbreviation CPR stand for?
Answer
Cardiopulmonary resuscitation