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