Which tissue is primarily responsible for the voluntary movement of limbs?

The skeletal muscle tissue is primarily responsible for the voluntary movement of limbs. This type of muscle is characterized by striated fibers and is under conscious control, allowing for the precise and intentional movements of body parts, such as arms and legs. Skeletal muscles work in pairs, where one muscle contracts while the other relaxes, facilitating coordinated movement. This voluntary control is managed by the nervous system, which sends signals to skeletal muscles to initiate movement.

In contrast, cardiac muscle is found only in the heart and operates involuntarily to pump blood. Smooth muscle, also involuntary, is found in the walls of hollow organs such as the intestines and blood vessels, and it is responsible for movements like digestion and circulation, but not for the movement of limbs. Nervous tissue, while essential for transmitting signals and controlling muscle contractions, does not itself produce movement; rather, it facilitates communication between the brain and the muscles.