What organs or structures are included in the organ ststem?

The organ system includes various organs that work together to perform specific functions essential for maintaining the body's homeostasis. Major organ systems include the circulatory system (heart, blood vessels), respiratory system (lungs, trachea), digestive system (stomach, intestines), nervous system (brain, spinal cord), musculoskeletal system (muscles, bones), and endocrine system (glands, hormones). Each system has specialized organs that contribute to overall health and functionality.