Heart walls of the heart to valves by cartilaginous connections called chordae tendinae. These muscles prevent the valves from falling too far back when they close. During the relaxation phase of the cardiac cycle, the papillary muscles are also relaxed and the tension on the chordae tendineae is slight. As the heart chambers contract, so do the papillary muscles. This creates tension on the chordae tendineae, helping to hold the cusps of the atrioventricular valves in place and preventing them from being blown back into the atria. Two additional semilunar valves sit at the exit of each of the ventricles. The
Heart Like a Wheel (The Human League song) the band after a seven-year gap. Released in the UK in August 1990, "Heart Like a Wheel" reached number 29 in the UK, number 32 in the US, and number 64 in Australia. The official music video for the song was directed by Andy Morahan. Heart Like a Wheel (The Human League song) "Heart Like a Wheel" is a song by the British synthpop group The Human League. It is taken from their 1990 album "Romantic?". "Heart Like a Wheel" was the first single to be taken from the Human League's "Romantic?" album of 1990. It was written by former