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living things

eat, die, born, breathe, use energy, reproduce, produces waste, responds to environment

non-living things

don't eat, don't die, don't move or grow, weren't born, don't breathe, don't reproduce


An organisms natural reaction to the external environment to help it maintain stability


The reaction of your body and mind to threatening, challenging, or disturbing events (scientific definition)

ways with dealing with stress

to accept the problem and deal with it, physical activities (helps take mind off the stress), talking about it with friends or family

long term stress

You cannot fight the stressor, and you can't run away from it either. When stressful situations do not go away, your body can't restore homeostasis. If you don't deal with it, you might feel tired, irritable, and have trouble getting along with others. You also have better chances of getting sick.


Circulatory, Digestive, Endocrine, Excretory, Immune, Muscular, Nervous, reproductive, respiratory, skeletal, Skin


carries needed materials to the body cells, carries waste away from body, help fights diseases


Takes food into the body, brakes food down, absorbs the digested food


control many body processes-intake of sugar by cells-by means of chemicals


removes waste


fights diseases


enables the body to move, moves food through the digestive system, keeps the heart beating


detects and interprets info from the environment outside the body and within the body, controls most body functions







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