Human Body Systems- Functions

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Terms in this set (...)

Nervous
detects stimuli and responds to changes in internal and external environments; brain, spinal cord, nerves (Regulation)
Endocrine
Keeps everything on track by responding to changes using glands and hormones (Regulation)
Digestive
Breaking down big food molecules into small food molecules so they can get into cells for energy (Nutrition, Metabolism, Respiration, Synthesis)
Respiratory
In with the good (oxygen), out with the bad (carbon dioxide) (Respiration, Metabolism)
Circulatory
Feeding the body and keeping things flowing to and from cells; blood, blood vessels, heart (Transport)
Immune
Fighting off pathogens (Regulation)
Muscular/Skeletal
Support and movement (Locomotion)
Reproductive
Making "different" copies, genetic variation (Reproduction)
Excretory
Getting rid of metabolic wastes (CO2, sweat, urea) (Excretion, Metabolism)