Description: Segment 1 The intertitles explain how stress on the abdominal wall increased during the course of evolution, when humans developed into the upright position. Illustrations of primates show the distribution of weight on the abdominal wall in the four and two-legged positions. The intertitles explain that herniae are more frequent in the male. An animation shows the descent of the testes in a male. Next, a thorough description of the anatomy of the inguinal region is given. Illustrations and animations show the anatomy of the pubic area, complete with labels identifying different parts. A dissection of the muscle of this area is also shown. Stop motion is used to show the skin rolling back from the muscle. Time start: 00:00:00:00 Time end: 00:05:20:19 Length: 00:05:20:19 Segment 2 The dissection of the muscles of the groin area continues. Various muscle parts are labelled. Time start: 00:05:20:19 Time end: 00:11:00:21 Length: 00:05:40:02 Segment 3 The dissection of the muscles of the groin area continues. Blood vessels are pointed out. An illustration shows the position of blood vessels and the rectum. The dissection of the groin area continues. The cremaster muscle is dissected and the spermatic vessels are shown. Time start: 00:11:00:21 Time end: 00:16:17:16 Length: 00:05:16:20