The Muscular-Skeletal System.
Muscular
The muscular system contains muscles. These muscles are responsible for movement, posture, and generating heat for the body.
the main organ of the muscular system is the muscles
The main organ in the muscular system is the muscles.
An organ.
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.
muscular system
Muscular Body system