Professor Higgins at the University of Sydney was giving a lecture on 'Involuntary Muscle Contraction' to first-year medical students.
It was not an exciting subject so the professor decided to lighten up the mood. He pointed to a young woman in the front row and asked, 'Do you know what your asshole
is doing while you're having an orgasm?'
She replied, 'Probably golfing with his buddies.’
It took 45 minutes to restore order in the classroom.....