Local Genital Arousal: Mechanisms for Vaginal Lubrication Current Sexual Health Reports Springer Nature Link Vaginal Lubrication: Facts and Tips Clearblue Get To Know Your Vagina and Its Anatomy Ellen A frontal cross section illustration of the vagina showing the action of a vaginal lubricant which lubricates the entrance to the vagina and hydrates SuperStock Vulval Oil v Oil based lubricant: Which is best for vaginal dryness? YES . . . Genital arousal involves vasocongestion and other physiological changes that occur in response to sexual stimuli Subjective arousal refers to mental engagement during sexual activity.