Funny Jokes

I remember my first week in the "Preliminary Nursing Course" as it used to be called in the days of hospital training way back when. We were to go to the wards to do the sponge baths. The educator for our group took us outside and said, "Now all you nurses who have never seen a naked man stand on my right side, those who have seen a naked man stand on my left."
Twelve young seventeen-year-olds paled as we looked into each other's eyes. What to admit to?