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Dictionary » S » Stresses

Stresses

stress

1. Forcibly exerted influence, pressure. In dentistry, the pressure of the upper teeth against the lower in mastication.

2. The sum of the biological reactions to any adverse stimulus, physical, mental or emotional, internal or external, that tends to disturb the organisms homeostasis, should these compensating reactions be inadequate or inappropriate, they may lead to disorders. The term is also used to refer to the stimuli that elicit the reactions.


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The Most Primitive Respiratory System

... ancestor; the birds and the bananas, the fishes and the flowers. Darwins's general theory presumes the development of life from non-life and stresses a purely naturalistic. Looking at "embroyology", one of the evidence of evolution. The embroyos (the earliest stage of and development ...

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by chikis
Thu Mar 22, 2012 12:21 am
 
Forum: Evolution
Topic: The Most Primitive Respiratory System
Replies: 11
Views: 3318

Re: Bone remodelling

... using abaqus and UMAT. In my input file I start with a lower young's modulus and this is the value UMAT takes at the first iteration to calculate stresses. Then it saves this as a state variable and pass it on to input file, where one has to use *DEPVAR in order to accept this value and at next ...

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by Scarlett1
Fri Nov 25, 2011 12:29 pm
 
Forum: Physiology
Topic: Bone remodelling
Replies: 11
Views: 28922

Re:

... Jewish, and Hindu faiths as well as our grossly divided Christian faith. However, I do understand that his has occurred in animal populations. Stresses in population in animal populations do exist. Beyond the fact that this is resistent, I would beg to differ that this is a evolutionary adaptation. ...

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by charles brough
Sun Oct 09, 2011 7:57 pm
 
Forum: Evolution
Topic: what causes enlarged small-groups to break up?
Replies: 6
Views: 10263

what causes enlarged small-groups to break up?

... or medium size human populations. This has not been observed in humans. However, I do understand that his has occurred in animal populations. Stresses in population in animal populations do exist. Beyond the fact that this is existent, I would beg to differ that this is a evolutionary adaptation. ...

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by Tomn
Sat Oct 08, 2011 10:04 pm
 
Forum: Evolution
Topic: what causes enlarged small-groups to break up?
Replies: 6
Views: 10263

Re: Why do women live longer than men?

... some sociologists have discounted this reasoning, pointing instead to women's changing roles in society. As more women have taken on behaviors and stresses that were formerly confined to men--smoking, drinking and working outside the home--they have become more likely to suffer from diseases that ...

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by scottie
Thu Aug 04, 2011 12:58 pm
 
Forum: Evolution
Topic: Why do women live longer than men?
Replies: 24
Views: 18918
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