Internal secretion sex
{"Image DocumentName": "Sexual Response (cont.)", "Image ImageDescription": "Fig. 6.5b Major changes in external and internal male sexual anatomy during the sexual response cycle.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}