The Muscular-Skeletal System.
the muscular system
Muscular
digestive system Muscular System,
the main organ of the muscular system is the muscles
The main organ in the muscular system is the muscles.
An organ.
in this organization: atoms cell tissue organ organ system organism the muscular system fits into the "organ system" category.
The nervous system.
The main organ in the muscular system is the muscles.
muscular system
the muscles
The skeletal system is the organ system that works most closely with the muscular system.