The fluid that is necessary for the muscular sytem is blood
mjf
muscles
There are multiple systems necessary in the process of running and walking. Most importantly are the muscular system and skeletal system.
Diaphragm muscles are necessary moving air out of your lungs. Muscular system-respiratory system
muscular and skeletal
The Muscular-Skeletal System.
The nervous system.
the muscular and cardiovascular system.
the main organ of the muscular system is the muscles
The smooth muscles in the intestines push the materials through itself and the digestive system provides the necessary protein and energy the muscle system needs.
The nervous system tells the muscular system what to do.
muscular system