Stomach and Duodenum Cross-Section

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The human is a species of intelligent being that roams the Earth. They possess a complex brain and a highly developed nervous system, allowing them to think, learn, and interact with their environment in a unique way. Humans are characterized by their upright posture, opposable thumbs, and ability to communicate through language. Their societies are built on cooperation, culture, and technology, showcasing a remarkable capacity for innovation and progress.