Originally Posted by Phaseman

A professor at the University of Staffordshire was giving a lecture on 'Involuntary Muscular Contractions' to his first year medical students. Realising this was not the most riveting subject, the professor decided to lighten the mood slightly. He pointed to a mature female student in the front row and said, 'Do you know what your arse hole is doing while you're having an orgasm?'



She replied, 'probably playing golf with his friends.'