Wooden board with drawing of the lungs and mounted metal brackets to simulate breathing and operation of human lungs. Used in biology class at school.

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Size: 2601px × 3901px
Photo credit: © Menyhert van der Haven / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: biology, board, brackets, breath, breathing, class, drawing, education, educative, human, isolated, learning, lesson, lungs, model, respiration, school, science, scientific, simulate, simulation, supplies, teaching, wood, wooden