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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 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]
  • Excretion | Definition, Systems, Examples, Importance, Facts | Britannica
    Excretion, the process by which animals rid themselves of waste products and of the nitrogenous by-products of metabolism Through excretion organisms control osmotic pressure—the balance between inorganic ions and water—and maintain acid-base balance
  • 16. 2 Organs of Excretion – Human Biology
    Some human body wastes are gases, some are solids, and some are in a liquid state Getting rid of body wastes is called excretion, and there are a number of different organs of excretion in the human body Excretion is the process of removing wastes and excess water from the body
  • 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
  • 6. 12: Excretion - Chemistry LibreTexts
    Respiratory system, which is important for xenobiotics and metabolites that exist in a gaseous phase in the blood: Excreted by passive diffusion from the blood into the alveolus Minor routes of excretion occur including breast milk, sweat, saliva, tears, and semen
  • Excretion - Definition, Function, Types, Examples, Metabolites
    Excretion is the basic biological process through which living organisms eliminate the byproducts and wastes resulting from metabolism Such byproducts include carbon dioxide, water, urea, and many others that metabolic processes produce
  • Excretory System: Definition, Diagram, Organs And Function
    Excretion is one of the most necessary and unavoidable processes for most living beings We need to regulate the items we put into our body by regularly eliminating them, along with waste products, excess substances, water, etc
  • Excretion - (General Biology I) - Vocab, Definition, Explanations . . .
    Excretion is the biological process through which animals eliminate waste products generated from metabolic activities This process is essential for maintaining homeostasis, as it helps to regulate the composition of body fluids and prevent the accumulation of harmful substances
  • What is Excretion? | An Overview of Human Excretory System
    Excretion can be defined as the process by which organisms eliminate metabolic waste products and other substances that are no longer needed by the body All living organisms excrete, or remove metabolic waste, because it’s an essential process
  • Excretion - Metabolites, Waste, Urine | Britannica
    The physiological process by which an organism disposes of its nitrogenous by-products is called excretion The mechanisms for that process constitute the excretory systems, particularly such organs of vertebrate animals as elaborate and complicated as the kidney and its associated urinary ducts





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