Dengan demikian, penyelidikan neuropsikoanalitik insting seksual termotivasi dan dimungkinkan oleh konjungsi berikut: (i) dalam pmanusiangan Freud sendiri, apa yang membuat teori psikoanalitik insting sangat sulit untuk dijabarkan adalah sifat insting seksual yang kompleks  baik representasional dan somatik  dari insting seksual. ; dan (ii) sejak beberapa tahun, ketersediaan teknik neuroimaging fungsional dapat menjelaskan aspek somatik, setidaknya pada otak, insting seksual.
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