EXCRETORY ORGAN Meaning and
Definition
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An excretory organ refers to a specialized structure or system within an organism's body that is responsible for the elimination of waste products and toxins from the body. These organs play a vital role in maintaining homeostasis by removing harmful substances and maintaining the chemical balance of the body.
In humans, the primary excretory organ is the kidney. These bean-shaped organs filter waste materials, excess water, and electrolytes from the blood to produce urine. The urine is then transported to the bladder for temporary storage before being expelled from the body through the process of urination.
Other excretory organs in humans include the skin, liver, and lungs. The skin, the largest organ of the body, eliminates waste products through sweat glands, helping to regulate body temperature. The liver processes and breaks down toxins and metabolic waste products before excreting them into bile for eventual elimination from the body through feces. The lungs remove carbon dioxide and water vapor as waste products during exhalation.
In various animals, excretory organs may differ. For instance, in fish, excretion primarily occurs through their gills, where ammonia and carbon dioxide are eliminated from the bloodstream. In birds, excretion primarily occurs through the kidneys, but they also eliminate waste through their specialized excretory organ called the cloaca, which combines urinary, digestive, and reproductive functions.
Overall, excretory organs are crucial for maintaining the chemical balance and overall health of an organism by eliminating waste and toxic substances from the body.
Common Misspellings for EXCRETORY ORGAN
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Etymology of EXCRETORY ORGAN
The word "excretory" derives from the Latin word "excretus", which means "discarded, cast out". The term "organ" comes from the Latin word "organum", meaning a "tool", "implement", or "instrument". Combined, "excretory organ" refers to a bodily structure responsible for eliminating waste materials and toxins from the body.
Similar spelling word for EXCRETORY ORGAN
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