Simple nothing
Yes, they do.
smooth.
smooth.
It is composed of muscles and tendons in your body to help it move.
The Muscular System is made up of over 600 muscles that work with the skeletal system, which is composed of 206 bones. These bones provide attachment points for muscles, allowing movement and supporting the functions of the muscular system.
Yes, perch, like all fish, have a heart. Their heart is a muscular organ that pumps blood through a single circulatory system, delivering oxygen and nutrients to their body while removing waste products. The heart of a perch typically has two chambers: an atrium and a ventricle, which help circulate blood efficiently throughout their bodies.
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 nervous system tells the muscular system what to do.