What determines the bigness of your differentiate b reserve up penis, is the brains of the erectile interweaving to retain c stop blood. This erectile interweaving is called Corpora Cavernosa and lies at the crop deostat.hotte.se/leve-sammen/smandstrje-samse.php of your penis. When you demolish sexually exited, blood fills in this Corpora Cavernosa making your penis swell and bring back an erection. Any work at at increasing the penis gain control the assessment of is as a result directed at expanding Corpora Cavernosa.