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In biology, an organ (Latin: organum, "instrument, tool") is a group of tissues that perform a specific function or group of functions. Common animal organs include the heart, lungs, brain, eye, stomach, spleen, pancreas, kidneys, liver, intestines, skin, uterus, bladder, bone, etc. A group of related organs is an organ system.

Organelles are analogous sub-cellular structures.

Organ systems Edit

List of mammalian organ systems Edit

There are eleven major organ systems found in mammals.

Mammals such as humans have a variety of organ systems. These specific systems are also widely studied in human anatomy.

See alsoEdit

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