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Printable 4th grade anatomy matching worksheet with animal internal structures like heart, lungs, brain, and stomach.
Worksheet

Animal Structures and Functions

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This printable matching worksheet introduces 4th graders to animal internal structures and their functions. Students match eight anatomical terms—heart, gills, lungs, brain, skeleton, stomach, intestines, and internal structures—to their definitions and roles in the body. Useful for introducing basic anatomy, science vocabulary practice, or review of life-science concepts.

Subject:
Science
Topic:
Anatomy
Grade Level:
4th Grade
Updated May 2026

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