(Sarah of the Clue Crew points to a diagram of the heart on the monitor.)  Deoxygenated blood is carried back to the heart via the body's two largest veins, the superior & inferior this
...... 2 CO 2 Inferior vena cava Pulmonary veins Pulmonary arteries Lung 
Superior... [DOC] [TLE] Basic Pathology - Lakhani, Sunil R. [SRG] - Scribd [PAR] Sara Purdy ... PART 2.