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Arterioles

Arterioles

The smallest divisions of the arteries located between the muscular arteries and the capillaries.


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some bloody questions

... is insufficient to meet the metabolic demands of a tissue. In response the body can compensate by releasing Vasodilators which act(s) on the arterioles to restore the correct level of perfusion. is that correct plzzzzzzzzzzzzz help thanks

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by zak
Mon Nov 25, 2013 8:09 pm
 
Forum: Human Biology
Topic: some bloody questions
Replies: 4
Views: 2713

some bloody questions

... of perfusion. ATP / oxygen / protein / glucose Vasoconstriction / Atherosclerosis / Ischaemia Vasodilators / endothelin / glyceryl trinitrate Arterioles / capillaries / arteries i need help plz

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by zak
Mon Nov 25, 2013 3:02 pm
 
Forum: Human Biology
Topic: some bloody questions
Replies: 4
Views: 2713

Ventilation - Perfusion Coupling

... be efficient, but things get a bit foggy after that. "In alveoli where ventilation is inadequate, PO2 is inadequate. As a result the terminal arterioles constrict and blood is redirected to respiratory areas where PO2 is is high and oxygen pickup may be more efficient." Is that telling ...

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by lalajane
Tue May 17, 2011 7:10 pm
 
Forum: Cell Biology
Topic: Ventilation - Perfusion Coupling
Replies: 2
Views: 5160

.....

for your third part blood flows from the heart to the artery to arterioles. particularly it carries it to afferent arteriole. from the glomeruli it leads to the effernt arteriole and to the proximated convulted tubule. so C is your answer. i am damn sure ...

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by jwalin
Mon Oct 12, 2009 5:52 am
 
Forum: Human Biology
Topic: .....
Replies: 8
Views: 4102

please help! understanding resistance: decreasing or increas

... ,so that there would be a pressure gradient to allow the fluid to flow..(because of this reason, i understand why there is a drop in MAP in the arterioles) 2. but i found in the other part, that the arteries vasoconstriction ( which means that the vessels radius is becoming smaller) will elevate ...

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by sohel2009
Sun Sep 20, 2009 7:13 am
 
Forum: Physiology
Topic: please help! understanding resistance: decreasing or increas
Replies: 1
Views: 2944
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