How does the respiratory system depend on the circulatory system in order to function?
A. The circulatory
system brings waste
gases to the lungs
and exchanges
them for oxugen.
B. The circulatory system
provides structural
support and protection
to the respiratory
system
C. The circulatory
system pushes
gases out of the
body through the
mouth and nose.
D. The circulatory system
sends messages to the
lungs so that one can
breathe in and out.