(October 12, 2014 at 4:41 pm)lifesagift Wrote:(October 12, 2014 at 4:40 pm)Stimbo Wrote: I know what crud is. The only waste that blood encounters is carbon dioxide and it releases that through the lungs. If you're talking about fatty deposits, well that's where diseases like arteriosclerosis come in; and the 'design' as it is right now can't cope with that.
No, I'm asking how does all of the blood in every extremity get returned to the heart?
He's told you twice - circulatory - circulate - circle. It isn't like a dead end street. More like a roundabout.
Boru
‘I can’t be having with this.’ - Esmeralda Weatherwax
