Nervous system - Brain, spinal cord, and nerves; sensations, Musculo-skeletal system - Bones, joints, and muscles , Circulatory system - Heart, blood vessels, blood , Lymphatic system - Supports the immune system (transports WBCs), Immune system - Body's defense system (WBC, antibodies, etc), Respiratory system - Allows you to breathe; lungs, Digestive system - Process of breaking down food; from mouth/teeth to elimination, Urinary system - Removes waste; kidney, bladder, Endocrine system - Glands; hormones ,

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