Getty. Could be the cause if: Youâve been bloated on and off for a long time and have also experienced symptoms including pain, constipation and/or Â­bouts of diarrhoea.
Functions. 1  The major function of the reproductive system is to make sure that the human species survives. It is not necessary for every human being to produce children, but in order to continue our human species, at least some people have to have children.
Excretory and reproductive systems each have important but different functions in animals. The excretory system maintains water, ion, and nitrogen balance within the body and eliminates wastes. The reproductive system creates new individuals of a species. Both the excretory and reproductive systems are under endocrine control but are also influenced by the external environment.