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- Dictionaryorgan/ˈɔːɡ(ə)n/
noun
- 1. a part of an organism which is typically self-contained and has a specific vital function: "the internal organs" Similar
- 2. a large musical instrument having rows of pipes supplied with air from bellows (now usually electrically powered), and played using a keyboard or by an automatic mechanism. The pipes are generally arranged in ranks of a particular type, each controlled by a stop, and often into larger sets linked to separate keyboards.
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The meaning of ORGAN is a differentiated structure (such as a heart, kidney, leaf, or stem) consisting of cells and tissues and performing some specific function in an organism. How to use organ in a sentence.
- Organ Definition
- Examples of Organs
- Cells, Tissues, Organs, Organ Systems
- Types of Organs
- Related Biology Terms
- Quiz
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 instrument or “organ of the body”. Org...
All animals except for less specialized ones like those in the phylum Porifera (sea sponges) have specialized tissues grouped into organs. The human body has 78 different organs. The largest organ is the skin, while the smallest organ is the pineal gland, which produces the hormone melatonin. Some organs are necessary for survival; these are called...
There are four different levels of organization in multicellular organisms, and organs make up one of these levels. 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. Tissu...
The body’s organs are grouped into organ systems based on the functions they perform. Humans have 11 different organ systems. Here are all of the organ systems with some examples of organs found in each system: This image depicts parts of the circulatory system, including the heart, arteries, and veins:
Tissue– a specialized group of cells that look similar and perform a specific function; groups of similar tissues make up organs.Organ system– a group of organs that works together to carry out a certain function. Humans have 11 organ systems.Vestigial organ– an organ that has evolutionarily lost its original function over time, and presently has little or no function in an organism. The appendix has been widely believed to be vestigial...1. Organs are self-contained groups of what? A. Organ systems B. Tissues C. Cells D.Organisms 2. Which is NOT a vital organ in humans? A. Bladder B. Brain C. Heart D.Liver 3. Which living thing does not have organs? A. Shark B. Apple tree C. Horse D.Sea sponge
a part of the body of an animal or plant that performs a particular job: an external / internal / reproductive organ. an organ donor / transplant. Fewer examples. He sustained injuries to his arms, legs and several internal organs. Your ears, eyes, tongue, nose and skin are your sense organs.
May 31, 2024 · Organ, in biology, a group of tissues in a living organism that have been adapted to perform a specific function. In higher animals, organs are grouped into organ systems; e.g., the esophagus, stomach, and liver are organs of the digestive system. Learn more about organs in this article.
- The Editors of Encyclopaedia Britannica
Jul 21, 2023 · Biology definition: An organ is a group of tissues that perform a specific function or group of functions. Typically, an organ would have the main tissue component that characterizes the organ and other tissues, such as those associated with the organ’s structure and function.
In a multicellular organism, an organ is a collection of tissues joined in a structural unit to serve a common function. [1] In the hierarchy of life, an organ lies between tissue and an organ system. Tissues are formed from same type cells to act together in a function.
A distinct part of an organism that performs one or more specialized functions. Examples of organs are the eyes, ears, lungs, and heart of an animal, and the roots, stems, and leaves of a plant. organ. Part of a living thing, distinct from the other parts, that is adapted for a specific function.
