A girl goes to the gynecologist for the first
time. She's up in the stirrups, and the doctor
notices she's trembling.

He says, "You're nervous, aren't you?"

"Yes, it's my first visit to a gynaecologist."

"Would you like me to numb you down there?"

"Oh, yes please."

He sticks his face between her legs and goes:
"Num, num, nummm..."