MRI sex

Many of you may already have seen the “famous” experiment, by Pec van Andel, which concluded

1.Taking MR images of the male and female genitals during coitus is feasible 2.During ‘missionary position’ intercourse the penis has the shape of a boomerang 3. During female sexual arousal without intercourse the uterus rises and the anterior vaginal wall lengthens 4.The size of the uterus does not increase during sexual arousal

For their work they were awarded an igNobel prize, and over 1.5 million you tube views

here is a 

here is link to a brief youtube tribute and a link to the full scientific paper

 

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