: Skeletal muscles (striated) are responsible for voluntary movements, while smooth muscles control internal organs and are involuntary.
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: Functions as a support frame, protects internal organs, and allows for movement. It consists of the skull, spinal column, rib cage, and the skeleton of the upper and lower limbs. : Skeletal muscles (striated) are responsible for voluntary
: Bones grow in length through the division of cartilage cells and in thickness through the periosteum (the outer membrane). Muscular System and Movement protects internal organs
: A lack of physical activity can lead to weakened muscles and cardiovascular issues.
