Cardiac physiology ventricles, pushing open the tricuspid and mitral valves. As pressure drops within the ventricles, blood flows from the major veins into the relaxed atria and from there into the ventricles. Both chambers are in diastole, the atrioventricular valves are open, and the semilunar valves remain closed. The cardiac cycle is complete. One of the simplest methods of assessing the heart's condition is to listen to it using a stethoscope. In a healthy heart, there are only two audible heart sounds, called S1 and S2. The first heart sound S1, is the sound created by the closing of the atrioventricular valves
How Many Licks? VH1 wrote that the single and other tracks from "The Notorious K.I.M." have a "glossier and far more commercial" sound than the rapper's previous releases. The lyrics of "How Many Licks?" are part of a movement in 1990s hip hop music to express sexuality positively. Sexuality studies professor Thomas A. Foster wrote that Lil' Kim reverses a trend in hip hop music which objectifies women for the male gaze and celebrates male sexuality. Gender studies scholar Aine McGlynn described "How Many Licks?" as one of the most sexually-explicit songs to receive airplay. The lyrics describe a woman's interest in oral