Immune - helps body prevent disease, Integumentary - surrounds body & keeps germs out, Endocrine - hormones facilitate chemical messages, Excretory/Urinary - filter blood, urination, Muscular - cardiac, skeletal and smooth are examples, Skeletal - support, protection, Nervous - gather information about the environment with 5 senses, Digestive - break down food & absorb nutrients, Cardiovascular - deliver nutrients and O2 throughout body, Respiratory - gas exchange (O2 & CO2), Reproductive - produce sex cells,

Human Body Systems Functions

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