31. The incisive foramen and the diastema are short. 32. There is a circular pedicle opening, or foramen , located in the beak. 33. A number of structures pass through the foramen . 34. The infraorbital foramen , an opening in the skull, is oblong in shape. 35. Both monitors have a single hole in the lacrimal bone called the lacrimal foramen . 36. The middle groove has the opening of the " foramen basioccipitale ". 37. Near the middle of this surface is the nutrient foramen , which is directed downward. 38. The radicular portion is continuous with the periapical tissues through the apical foramen or foramina. 39. As the septum secundum grows, it leaves a small opening called the foramen ovale. 40. The " foramen mylohyoideum " is largely oriented to the front and below.