Graphic references to sex, and genitalia.
A heavily pregnant woman can be seen sitting naked in the shower for an extended scene. Her nether regions can't be seen, and her breasts are either offscreen or obscured by her arm.
In a hallucination sequence, a woman has a steady stream of milk coming from her breasts with sprays out through her shirt.
Several sexual jokes. Implied but unseen sex. A one-night stand preceded by the 2 discussing "should we have sex", followed by the 2 talking in bed, naked but fully covered.