Relacionar Columnas Tissues, Organs, and Body SystemsVersión en línea Review the tissue, organ, and body systems. por Janelle Ruiz 1 Muscular System 2 Nervous System 3 Circulatory System 4 Connective Tissue 5 Epithelial Tissue 6 Digestive System 7 Respiratory System Supports organs and joins tissue Heart, veins, capillaries Brain, spinal column, axons Responsible for gas exchange (oxygen- carbon dioxide) with the outside environment Lines organs and protects inside of body from outside world