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Dictionary » E » Egestion

Egestion

Definition

noun

The act or process of voiding or discharging undigested food as faeces.


Supplement

Egestion is the discharge or expulsion of undigested material (food) from a cell in case of unicellular organisms, and from the digestive tract via the anus in case of multicellular organisms.

It should not be confused with excretion, which is getting rid of waste formed from the chemical reaction of the body, such as in urine, sweat, etc.


Word origin: from Latin ēgerere, ēgest-, to carry out.
Related forms: egest (verb).

Compare: excretion.
See also: defecation.


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Confused By Question

... sense. List the main functions of the digestive system with reference to the following stages : Mechanical and chemical digestion, Absorption and Egestion, stating the organs responsible for each stage and how each contributes to the process. (Refer to stomach, pancreas, Liver, Gall bladder, small ...

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by Boomting
Thu Jan 07, 2010 4:32 pm
 
Forum: Human Biology
Topic: Confused By Question
Replies: 3
Views: 1618

Comparing digestive systems in invertebrates

Digestive system of planarian is incomplete with a single opening for ingestion as well as egestion. Digestive system of Ascaris is complete with mouth at one end and anus at the other. Digestive system of planarian resembles that of a cnidarian because both are blind, ...

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by freshbiology
Sun Jul 26, 2009 4:39 pm
 
Forum: Zoology Discussion
Topic: Comparing digestive systems in invertebrates
Replies: 2
Views: 3918

The Nature Of Life

ingestion, digestion,and egestion are parts of the life process of what?

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by Wonderful
Wed Feb 28, 2007 12:43 pm
 
Forum: General Discussion
Topic: The Nature Of Life
Replies: 1
Views: 1437

Excretion

Egestion - from GI tract, waste of digestion Excretion - other than digestive system What do you mean GI? is it Gastro-intestinal?

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by victor
Fri Nov 25, 2005 1:58 pm
 
Forum: Physiology
Topic: Excretion
Replies: 12
Views: 9255

Excretion

Egestion - from GI tract, waste of digestion Excretion - other than digestive system

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by Dr.Stein
Fri Nov 25, 2005 7:23 am
 
Forum: Physiology
Topic: Excretion
Replies: 12
Views: 9255
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