Two characters kiss passionately and then the woman visualizes them having sex. They then move into her apartment, where they proceed to have sex.
You see a naked man from behind. His buttocks are shown for approx. 5 seconds.
One sex scene, no nudity.
A man's naked behind is visible with his head between a woman's legs, ostensibly engaged in oral sex.
A woman bluntly talks about the details of a man's erection and penis to her therapist while in a manic-euphoric state.
A woman straddles a man, she is seen naked from the waist up from behind and the side of her breast is visible.
A man and woman have sex. Both of their bare backs and legs are seen. The mans bare buttocks are seen.