Memory Bones, Muscles, LungsVersión en línea Skeletal and Muscular System por Elizabeth Lowes INvoluntary muscle ribcage Breath OUT Strongest muscle Oxygen Food Group that builds muscle Longest Bone Protects Brain Cigarettes Calcium Protects Heart and Lungs Breathe IN Intestines Leg / Thigh bone (Femur) Jaw muscle Protein Mineral that makes bones strong Made from Tobacco plant Carbon Dioxide Skull
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