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
How Many Fucks How Many Fucks "How Many Fucks" (censored as "How Many F**ks") is a song recorded by American singer Erika Jayne for her upcoming second studio album. Released as the album's lead single, the song was first distributed digitally on April 19, 2016, accompanied by the simultaneous release of a music video. In the video, Jayne performed "seductive" dance moves and wore "risqué" costumes. The song was written by Justin Tranter and Myah Marie, while Adam "Gage" Bruce solely produced the track. Musically, the single is a pop-rap and EDM track that discusses living carefree and without doubt. After its release,