Memory Circulatory Story VocabularyVersión en línea In this game, you will have to match the word to its definition. These word are from the our story, The Circulatory Story. por Whitney Gurrola Plasma Related to the circulation of blood. Cell A part of a larger object or system Hemoglobin A protective sac that encloses the heart. The liquid part of blood; 90% of plasma is water. Transport A protein found in red blood cells that transport, or carries oxygen. Component Pericardium To carry something one place to another. The smallest, functioning unit of a living organism. Circulatory