Even if my clitoris isn't in the back of my throat à la Deep Throat, I've experienced countless orally induced orgasms. For a while, I never knew the science behind it. I thought it was just an emotional rather than a physical response.
Alfred Charles Kinsey, renowned 20th century biologist and sexologist and founder of the Kinsey Institute at Indiana University had this to say: "The whole interior of the mouth constitute an erogenous area of nearly as great significance as the genitalia." I take this to mean that it is almost as likely to reach an orgasmic state from stimulation inside my mouth.
Ladies, how often do you find yourself experiencing an orgasm while performing fellatio sans vaginal or clitoral stimulation? And gents have you ever been right on the edge, about to blow your load after receiving some amazing head, only to look down and find that your companion was on the brink of la petite mort?