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Which valve below prevents blood from flowing back into the right ventricle?
Olympics
An international multi-sport event divided into summer and winter games, where athletes from around the world compete in various sports.
Prototypical Emotion
Basic emotions that are universally recognized and experienced by all humans, such as happiness, sadness, fear, anger, and disgust.
Schadenfreude
A German term describing the feeling of pleasure or satisfaction derived from seeing someone else's misfortune.
Nostalgia
A sentimental longing or wistful affection for the past, typically for a period or place with happy personal associations.
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