Multi-celled organisms only Body systems Multi-celled organisms only

Body system Job Organs involved Excretory Remove wastes Kidneys (remove urine) Lungs (remove CO2) Sweat glands (remove heat) Respiratory Gas exchange (O2 in, CO2 out) Lungs Nervous Controls body functions (thoughts, feelings, emotions, movement…) Brain, spinal cord, nerves Circulatory Transports food, O2 and wastes Blood, veins, arteries, capillaries, heart Lymphatic Removing excess water, cell debris, and wastes Lymph, lymph vessels, lymph nodes Skeletal / muscle Strength, support, movement Bones, muscles, and connective tissues (ligaments and tendons)