by sending messages.
No, a muscular system is needed to move the skeleton and a nervous system is needed to control the muscular system and a cardiovascular system is needed to keep the nervous system running, etc.
The nervous system.
muscular system nervous system cardiovascular system respiratory system
The nervous system works with the muscular system to control muscular contractions. Motor neurons in the nervous system send signals to the muscles to initiate and coordinate contractions.
the muscular and cardiovascular system.
The digestive, nervous, muscular, respiratory and integumentary systems all help the cardiovascular system.
muscular, endocrine, nervous I believe... I do know that it's not circulatory, respiratory, nervous
Muscular, skeletal, nervous and cardiovascular systems directly and endocrine system indirectly.
nervous, muscular, skeletal
cardiovascular - heartdigestive - stomachnervous - brain
The nervous system tells the muscular system what to do.
Cardiovascular, digestive, respiratory, integumentary, nervous, reproductive, muscular, skeletal, lymphatic.