The heart consists of 4 chambers--2 atria (upper chambers) and 2 ventricles (lower chambers). Blood passes through a valve as it leaves each chamber of the heart. The valves prevent the backward flow ...

ST. LOUIS -- — Cam Fowler, Brayden Schenn and Nathan Walker scored in a 2:13 span of the second period and the St. Louis Blues beat the Winnipeg Jets 5-2 on Friday night to force a Game 7 in the ...