>This latter is not reasonable as the effects of venous pooling in >the legs in a head up position are due to the hydrostatic >pressure of the column of blood below the heart. This effect, very >obvious on land, is conteracted by in water by, among other things, >the increased ambient pressure around the legs compared to the >heart in the head up position. I find it hard to belive that >cerebral perfusion will be compromised. > >David Doolette Go hang upside down in a pool of water for 10-20 minutes (with or without breathing equipment). Then turn head end up and tell me what happens. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ shelps@ac*.ma*.ad*.ed*.au* | Stephen Helps FAX (08)232-3283 | Anaesthesia & Intensive Care Voice (08)224-5495 | University of Adelaide | ADELAIDE, 5005, South Australia ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ "The rhinoceroses wonder how the world could Ack! ___/| have been led by men. You yourself wonder: Is \O.o| it true that the world was led by men?" =(___)= - Eugene Ionesco - U ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Navigate by Author:
[Previous]
[Next]
[Author Search Index]
Navigate by Subject:
[Previous]
[Next]
[Subject Search Index]
[Send Reply] [Send Message with New Topic]
[Search Selection] [Mailing List Home] [Home]