29 ANTEROPOSTERIOR diameter extends from the center of the sacral promontory to the top edge of the CO pubic symphysis, measuring 10 cm or more. 30 DIAGONAL CONJUGATE diameter 62; 11.5 cm, bottom inner edge of the pubic symphysis to the midpoint of the sacral promontory. 31. real CONJUGATE diameter distance between previous intermediate point of the sacrum to the top margin of the symphysis in the middle line, an estimated lower 1.5 cm than the CD. 32 diameter transverse form right angles with the obstetrical conjugate represents the maximum distance, between the inominada line on each side. 33. OBLIQUE diameters range from the sincondriosis sacroiliac until the opposite side iliopectineal eminence measure 60; of 13 cm. 34. PELVIS MEDIA35. INTERSPINOUS diameter of sciatica thorn to Thorn sciatica on the opposite side, measures 10-10.5 cm. 36. OUTPUT OF THE PELVIS37. DIAMETER Antero-POSTERIOR measured 9.5-11.5 from the bottom edge of the pubic symphysis, until the end of the sacrum during childbirth reaches 12 cm in Mexican is observed less than 9 cm. 38. TRANSVERSE DIAMETER (BIISQUIATICO ) Distance between the inner edges of the ischial tuberosities measures 11 cm. 39. POSTERIOR SAGITTAL diameter from the midpoint of the line between external surface of the tip of the sacrum and the ischial tuberosities, is 8-9.5 cm.