Respiration is the physical act of inspiration and exhalation of oxygen. Gas exchange is what happens in the lungs to use the oxygen that is brought in and expel the Carbon Dioxide brought back into the lungs from the cells. Respiration is the physical act of inspiration and exhalation of oxygen.
Definition of polyphony. : a style of musical composition employing two or more simultaneous but relatively independent melodic lines : counterpoint.
Cacophony is a figure of speech or literary term used to create a special effect with its unpleasant, unmelodious, sharp, hissing or harsh sounds. The word cacophony in Greek actually means bad sounds according to Carson-Newman University. It is the opposite of euphony. Typically, cacophony is used in literature or in speeches to create a negative response or to elicit negative emotions in the reader or in the audience.