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Dilation

Dilation

The process of enlargment or expansion. The word dilatation means the same thing. Both come from the latin dilatare meaning to enlarge or expand.


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Re: Darwin and Racism

... going to have an affect to those who receive it. But that is my opinion. As for the events that I told you about--I have no problem with capillary dilation or even chemical reaction, as my son is biological. There was a catalyst though and it was not medicine. If I have a fever and I take aspirin--and ...

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by AFJ
Mon Jul 20, 2009 9:24 am
 
Forum: Evolution
Topic: Darwin and Racism
Replies: 19
Views: 403

Re: Darwin and Racism

... not proof of anything. They are only meaningful to you, and are not relevant in a scientific context. Heat-rushes can be explained by capillary dilation due to emotion or hormones (or a fever) Someone that has a 24-hour flu could psychosomatically add symptoms if they thought they had something ...

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by AstusAleator
Mon Jul 20, 2009 4:28 am
 
Forum: Evolution
Topic: Darwin and Racism
Replies: 19
Views: 403

Re: veins (alevel help!)

"Veno-" is a prefix referring to veins. So when the words either constriction or dilation are added after the prefix, it specifically indicates that it's the vein that constricts or dilates.

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by mcar
Mon Mar 30, 2009 6:54 am
 
Forum: Physiology
Topic: veins (alevel help!)
Replies: 3
Views: 885

veins (alevel help!)

... but in biology we are told that only arteries vasoconstrict so i asked my biology teacher and she said she had never heard of venoconstriction/dilation and as she specialises in anatomy i am now seriously doubting my sports textbook please help!!! who is right!!! also, my sports textbook says ...

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by laurenjane
Sat Mar 21, 2009 11:51 am
 
Forum: Physiology
Topic: veins (alevel help!)
Replies: 3
Views: 885

Dilation or Constriction

Does sympathetic nerve trigger the dilation or constriction of renal afferent artery? thx^^

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by whizzbee
Tue Mar 10, 2009 4:40 pm
 
Forum: Physiology
Topic: Dilation or Constriction
Replies: 3
Views: 728
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