Alex+W.

Your stomach, heart, brain, and lungs are all organs. An organ is a stucture that is coposed of different kinds of tissue. an organ preformes speaific job. the heart pumps blood throughout your body over, and over again. the heart contains all four kinds of tissue, muscle, neruous, connective,and epithelia.Each type of tissue contributes to the organ's overall job of pumping blood. Each organ in your body is a part of your ORGAN SYSTEM. Organ system work's together to perform a major function. Your heart is apart of your circulator system, which carries oxygen and other materials throughout the body. Besides the heart, blood vessels and major structure in the circulatory system.

ORGAN SYSTEM - FUNCTION circulatory system- provides the body with oxygen urinary system - removes liquid wastes musculoskeletal system - supports the body and enables movement digestive system- obtains nutrience form the food nervous system - controls movement and other organ system

nervous system- The brain sends electical signs down the nerves to the muscles. The brain also controls other organ wheather you think about it or not. musculoskeletal system - bones and muscles combineds to form thoses systems. The bones support the muscles while the muscles contraced to great movement such as raising the arm. circulatory system- blood carries oxygen to all parts of the body. the blood is transported through the circulatory system to every living cell in the body.