Heart depending on what is counted as a chamber. The atrium and ventricle are sometimes considered "true chambers", while the others are considered "accessory chambers". Primitive fish have a four-chambered heart, but the chambers are arranged sequentially so that this primitive heart is quite unlike the four-chambered hearts of mammals and birds. The first chamber is the sinus venosus, which collects deoxygenated blood from the body through the hepatic and cardinal veins. From here, blood flows into the atrium and then to the powerful muscular ventricle where the main pumping action will take place. The fourth and final chamber is the
Which Way to the Front? for actors Joe Besser, Neil Hamilton, and Kenneth MacDonald. The film received a "BOMB" rating in "Leonard Maltin's Movie Guide" and widespread disapproval from other critics. Warner Archive released the film on made to order DVD in the United States on May 18, 2010. Which Way to the Front? Which Way to the Front? is a 1970 American comedy film starring Jerry Lewis. Brendan Byers III is a rich playboy who enlists to fight in the war against the Axis powers, but is classified 4-F. He really wants to fight, so he enlists other 4-Fs and some loyal volunteers from