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What is an organ system?
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What are the organ systems of the human body?
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Mar 27, 2019 · An organ system is a group of organs that work together to perform a certain function in an organism’s body. 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 organ system is a biological system consisting of a group of organs that work together to perform one or more functions. [1] Each organ has a specialized role in a organism body, and is made up of distinct tissues.
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 urethraSep 19, 2024 · An organ system is a group of organs that work together in the body to perform a complex function, such as pumping blood or processing and utilizing nutrients. There are 11 major organ systems in the human body: The circulatory (cardiovascular) system. The lymphatic system. The respiratory system. The integumentary system. The endocrine system.
- Skeletal system. The skeletal system is composed of bones and cartilages. There are two parts of the skeleton; axial and appendicular. The axial skeleton consists of the bones of the head and trunk.
- Muscular system. The muscular system consists of all the body muscles. There are three muscle types; smooth, cardiac and skeletal muscles. Smooth muscle is found within walls of blood vessels and hollow organs such as the stomach or intestines.
- Cardiovascular system. The cardiovascular system is comprised of the heart and the circulatory system of blood vessels. The heart is composed of four chambers; two atria and two ventricles.
- Respiratory system. The respiratory system consists of a series of organs; the nasal cavity, pharynx, larynx, trachea, bronchi, bronchioles and lungs (alveoli).
Mar 25, 2019 · From simplest to complex, an organism is made up of cells, tissues, organs, and organ systems. Cells make up the most basic level of organization; the cell is the building block of a living organism. This is followed by tissues.
Aug 14, 2020 · The human organism consists of eleven organ systems. They are Integumentary System, Skeletal System, Muscular System, Nervous System, Endocrine System, Cardiovascular System, Lymphatic System, Respiratory System, Digestive System, Urinary System, and Reproductive System (Female and Male).
An organ is an anatomically distinct structure of the body composed of two or more tissue types. Each organ performs one or more specific physiological functions. An organ system is a group of organs that work together to perform major functions or meet physiological needs of the body.
