Organ Systems

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Organ Systems
Organ systems video
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The Human Body
Basic and smallest unit of life
Group of cells similar in shape and function that
work together (eg. Muscle tissue contain muscle
cells working together, etc)
Group of tissues working together to carry out
specific functions (eg. Different walls of the
heart)
Group of organs working together that share
similar structures and/or functions (eg. Heart
and blood vessels make up circulatory system)
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Organ Systems Just a few
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Digestive System
Main Function(s) Organs
Physical and chemical break down of food for energy Esophagus, stomach, intestines, liver, pancreas
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Circulatory System
Main Function(s) Organs
Transportation of nutrients, gases and wastes, defense against infection. Heart, blood vessels (arteries, veins, capillaries)
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Respiratory System
Main Function(s) Organs
Gas exchange Lungs, Trachea, Blood vessels
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Nervous System
Main Function(s) Organs
Responds to environment, controls body activities Brain, spinal cord, eyes, ears, nose, tongue, peripheral nerves