:::It's not likely though from a biological stand-point, unless it was very gross and graphically described.  It takes something that must be relatively overwhelming to the mind and senses to elicit this kind of thing. 
 :::On reading the study, I think Larrson's use of the word in this respect was meant to be casual, and to refer to sex-acts that are typically associated with adults, especially as outlined by laws regarding such things.  This is as opposed to describing a list of sex-acts in detail, which she does later in the report.