One reason musculoskeletal system is similar to respiratory
system is that both systems are comprised of various organs and tissues that work together to perform specific functions.
For example, both systems contain muscles that help in the movement of the body and support the skeletal structure. Additionally, both systems also contain joints that allow for movement and flexibility.
Furthermore, the musculoskeletal system and respiratory system are interconnected in that muscles in the respiratory system, such as the diaphragm and intercostal muscles, are responsible for breathing and aiding in the expansion and contraction of the lungs.
Overall, the musculoskeletal system and respiratory system work together to support and facilitate movement and respiration, respectively, highlighting their similarities in structure and function.