Compléter NUTRITION AND BEATHINGVersion en ligne NUTRITION AND BEATHING par Lucía del Río Martinez 1 muscules alveoli nutrition blood dioxide oxygen carbon breathe blood expel Our and organs absorb in order to carry out yhe funcion of . The oxygen that we breathe in passes into our , where it´s transported to our muscules . Our muscules absorb oxygen and expel . There is an exchange of carbon dioxide between the , and the . Then we this gas as we out .