Original sentence: According to some authors, the frenulum is "particularly responsive to stimulation", and "very reactive"
Edited sentence: "   The frenulum can be stimulated to produce orgasm and ejaculatory response.The frenulum and the associated triangular area on the underside of the penis below the glans is "particularly responsive to stimulation," "very reactive," and "highly responsive to touch that is light and soft;" "...thus contributing to erogenous pleasure during sexual activity