The expression is a trinomial, like the expressions which we've been factoring in this lesson. There is a small variation in this problem however -- the first term has a coefficient that is not 1.
Ventricular Phonation (Plica Ventricularis). This occurs when a great amount of muscle tension above the vocal folds is created in the laryngeal area causing an approximation of the false vocal folds.entricular Phonation (Plica Ventricularis). This occurs when a great amount of muscle tension above the vocal folds is created in the laryngeal area causing an approximation of the false vocal folds.
View Full Document. 1  Fill in the blanks: The contraction of the ventricles is referred to as and the period of ventricular relaxation is called . The first heart sound is a result of closure of the valves and closure of the valves causes the second heart sound. The heart chambers that have just been filled when you hear the first heart sound are the .