Respuesta :
the endocrine system works closely with other systems because it makes hormones that tell the other organs and cells in other systems what and how to function.
Hi Nohemie
1) The endocrine system works with Nervous system by sending hormones to cells and thereby causing a physical reaction.
2) The endocrine system works with Circulatory system to send hormones throughout the body where they can received by various organs and cells .
3) The endocrine system works with Digestive system to produces the hormone insulin .
I hope that's help and have a great weekend !