The respiratory and circulatory systems work together as a unit to exchange gases between body cells and the environmentThe respiratory and circulatory systems work together as a unit to exchange gases between body cells and the environmentThe respiratory and circulatory systems work together as a unit to exchange gases between body cells and the environment
A pregnant woman needs oxygen for her and for the baby to live and grow.
Ummm... You breathe faster during sexual intercourse.
they both have organs
its not
no they are not they are apart of the reproductive system
* circulatory system * digestive system * endocrine system * integumentary system * immune system * muscular system * nervous system * reproductive system * respiratory system There are actually more than nine. The ones not mentioned are: * skeletal system * excretory(urinary) system
Circulation system, respiratory system, excretory system, reproductive system, etc.
cervix
Circulation system, respiratory system, excretory system, reproductive system, etc.
Cardiovascular and neurological
What is the skeleton system
It affects the skin, respiratory system, and the reproductive system (underside of balls)
I love you
skeletal. nervous. muscular. integument. cardiovascular. respiratory. urinary. lymphatite. digestive. reproductive. That's ten of them. (:
Cystic fibrosis affects the respiratory, digestive, and reproductive systems.