Match the terms to their definition. 1. alveoli a very tiny tube that connects to alveoli within the lungs 2. atrium group of tissues that work together to perform a specific function 3. bronchi one of the lower chambers in the heart that pump blood 4. bronchiole the two tubes into which the trachea divides before entering the lung 5. cerebellum one of the top chambers in the heart that receive blood 6. cerebrum part of the brain that coordinates movement 7. organ tiny sacs within the lungs that exchange oxygen and carbon dioxide with the body's blood 8. ventricle part of the brain responsible for thinking and sensory interpretation