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Vasodilatation

vasodilatation

A state of increased calibre of the blood vessels.


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Re: Marey's Law

... buffer nerves ( if ABP is elevated for example ) are : 1- inhibition of the vasomotor centers in the brain and spinal cord leading to peripheral vasodilatation ( decreasing the peripheral resistance ) 2- inhibition of adrenaline secretory center in the medulla oblongata of the brain stem ( adrenaline ...

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by DrHesham
Tue Oct 12, 2010 10:40 pm
 
Forum: Physiology
Topic: Marey's Law
Replies: 9
Views: 21937

Headaches

Yeah I experience the same :( One thing happened during headache is vasodilatation, which causes nerves between capillaries pressed. Nerve endings for pressure and painful will send the information to the brain. Vasoconstriction can result in the same painful ...

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by Dr.Stein
Thu Jan 11, 2007 8:04 am
 
Forum: Human Biology
Topic: Headaches
Replies: 20
Views: 7925

i figured it out

... activate its host (mast cell) to produce massive histamine, leucotrine, prostaglandine, etc to promote a great anaphylaxis syndrome like a sudden vasodilatation which affect in sudden drop in blood pressure so, there'll be a sudden heart attack.... the result, as you all can predict..a sudden ...

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by victor
Fri Jul 21, 2006 4:38 am
 
Forum: General Discussion
Topic: i figured it out
Replies: 21
Views: 8659

i figured it out

... activate its host (mast cell) to produce massive histamine, leucotrine, prostaglandine, etc to promote a great anaphylaxis syndrome like a sudden vasodilatation which affect in sudden drop in blood pressure so, there'll be a sudden heart attack.... the result, as you all can predict..a sudden ...

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by victor
Fri Jul 21, 2006 4:32 am
 
Forum: General Discussion
Topic: i figured it out
Replies: 21
Views: 8659

drugs and heart rate

... results in cAMP not being recycled. About alcohol, all i know about influences on the cardiovascular system is that it determines a peripherical vasodilatation those receptors are called ryanodine receptors and are involved in the so called calcium-induced calcium-release. cAMP is also very important ...

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by sdekivit
Tue Dec 13, 2005 8:21 pm
 
Forum: Cell Biology
Topic: drugs and heart rate
Replies: 5
Views: 2755
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