What role do ligaments play in the musculoskeletal system?

Ligaments play a critical role in the musculoskeletal system by connecting bones to other bones, thereby stabilizing joints and providing support to the skeletal structure. Their fibrous, connective tissue composition allows them to withstand tensile forces, which is essential for maintaining joint integrity during movement. This support is crucial in preventing excessive movements that could lead to injuries such as sprains or dislocations.

The other options describe functions that are performed by different structures in the body. Muscles connect to bones through tendons, which is essential for movement; energy for muscle contractions is derived from adenosine triphosphate (ATP) produced during cellular respiration; and synovial fluid, which lubricates joints, is produced by the synovial membrane, not by ligaments themselves. Understanding these distinctions helps clarify the unique and vital role that ligaments play in maintaining joint stability and overall musculoskeletal health.