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excretion    音标拼音: [ɪkskr'iʃən]
n. 排泄,排泄物

排泄,排泄物

excretion
n 1: the bodily process of discharging waste matter [synonym:
{elimination}, {evacuation}, {excretion}, {excreting},
{voiding}]
2: waste matter (as urine or sweat but especially feces)
discharged from the body [synonym: {body waste}, {excretion},
{excreta}, {excrement}, {excretory product}]

Excretion \Ex*cre"tion\, n. [Cf. F. excr['e]tion.]
1. The act of excreting.
[1913 Webster]

To promote secretion and excretion. --Pereira.
[1913 Webster]

2. That which is excreted; excrement. --Bacon.
[1913 Webster]


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  • Excretion - Wikipedia
    Excretion Mammals excrete urine through the urinary system Excretion is elimination of metabolic waste, which is an essential process in all organisms In vertebrates, this is primarily carried out by the lungs, kidneys, and skin [1] This is in contrast with secretion, where the substance may have specific tasks after leaving the cell
  • EXCRETION Definition Meaning - Merriam-Webster
    The meaning of EXCRETION is the act or process of excreting How to use excretion in a sentence
  • 16. 2 Organs of Excretion – Human Biology
    16 2 Summary Excretion is the process of removing wastes and excess water from the body It is an essential process in all living things and a major way the human body maintains homeostasis Organs of excretion include the skin, liver, large intestine, lungs, and kidneys All of them excrete wastes, and together they make up the excretory system
  • Excretory System: Organs, Functions Waste Removal Process - Mya Care
    Components of the Excretory System The main organs that process cellular waste products for excretion (complete removal from the body) are the kidneys, the lungs, and also the digestive tract (mainly the colon with its gut microbiome), and the skin
  • What Is Excretion? The Body’s Waste Removal System
    Excretion is the process by which an organism removes the waste products generated by its metabolism These wastes are chemical by-products of cellular activity, such as the breakdown of proteins, and they can become toxic if they accumulate The primary purpose of excretion is to maintain a stable internal environment, known as homeostasis By removing nitrogenous wastes, excess salts, and
  • What Is Excretion? The Purpose and Process in the Body
    Excretion is a biological process that removes waste products from living organisms These wastes are byproducts of metabolic activities within cells Removing these substances is essential for maintaining the body’s internal environment and overall health The Purpose of Excretion Excretion plays a central role in maintaining homeostasis, the stable internal conditions necessary for proper
  • Excretion - Definition, Function, Types, Examples, Metabolites
    Excretion is the biological process by which organisms eliminate metabolic wastes such as urea, ammonia, CO₂, excess water, and salts Humans excrete waste through kidneys, lungs, liver, skin, and intestines, each specialized for different types of waste This guide explains excretory products, human excretory organs, urine formation, excretory disorders, diagrams, FAQs, and NEET MCQs
  • Excretion - Definition and Examples | Biology Dictionary
    Excretion is the process that biological organisms use to expel or eliminate the waste products produced by their metabolisms





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