Question

dizziness during hyperventilation is due to a decrease in cerebral blood flow. The decreased blood flow is caused by
a. vasodilation
b. decreased stroke volume
c.vasoconstriction
d. decreased respriation

Answer 1

vaso- refers to blood vessels
http://128.240.24.212/cgi-bin/omd?vaso-

http://www.answers.com/constrict
and
http://www.answers.com/dilate

Which do you think it is?