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Mar 27, 2019 · Most animals and plants have organs, which are self-contained groups of tissues such as the heart that work together to perform one function. Humans and other mammals have many organ systems. An example of an organ system is the circulatory system, which includes the heart, arteries, veins, and capillaries. The human body has 11 different organ ...
Sep 19, 2024 · The urinary (excretory) system. The musculoskeletal system. The nervous system. The reproductive system. The immune system. Organ systems work together to keep the body in good health. For example, the circulatory and digestive systems work jointly to deliver nutrients throughout the body.
There are other systems in the body that are not organ systems—for example, the immune system protects the organism from infection, but it is not an organ system since it is not composed of organs. Some organs are in more than one system—for example, the nose is in the respiratory system and also serves as a sensory organ in the nervous system; the testes and ovaries are both part of the ...
Organ SystemDescriptionComponent Organsbreathing: exchange of oxygen and carbon ...nose, mouth, paranasal sinuses, pharynx, ...Digestive and excretory systemdigestion: breakdown and absorption of ...teeth, tongue, salivary glands, ...circulate blood in order to transport ...blood, heart, arteries, veins and ...maintain fluid and electrolyte balance, ...kidneys, ureters, bladder and urethraMar 25, 2019 · Organ Definition. An organ is a self-contained group of tissues that performs a specific function in the body. The heart, liver, and stomach are examples of organs in humans. The word organ comes from the Latin organum, which means “instrument”. This in turn comes from the Greek word ὄργανον (órganon), which refers to a musical ...
Dec 13, 2021 · Vital Organs. The human body contains five organs that are considered vital for survival. They are the heart, brain, kidneys, liver, and lungs. The locations of these five organs and several other internal organs are shown in Figure \ (\PageIndex {2}\). If any of the five vital organs stops functioning, the death of the organism is imminent ...
Nov 3, 2023 · System of organs. A group of organs that work together to perform one or more functions in the body. Musculoskeletal system. Mechanical support, posture and locomotion. Cardiovascular system. Transportation of oxygen, nutrients and hormones throughout the body and elimination of cellular metabolic waste.
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Communication between organs and organ systems is vital. Communication allows the body to adjust the function of each organ according to the needs of the whole body. In the example above, the heart needs to know when the digestive organs need more blood so that it can pump more. When the heart knows that the body is resting, it can pump less.
