Matching Pairs Human Body Systems MatchingOnline version Match the body systems to their functions. by Margaret London 1 Muscular System 2 Endocrine System 3 Nervous System 4 Circulatory System 5 Respiratory System 6 Integumentary System 7 Immune System 8 Excretory System 9 Digestive System 10 Skeletal System protects inside of your body Responsible for exchanging gases between the environment and your body Carries oxygen and other nutrients or waste throughout your body Helps your body to fight infections Allows your body to move Breaks down food into nutrients Sends signals throughout body to help you react Secretes hormones into your bloodstream Provides structure and support for your body Filters your blood and removes liquid waste from your body