11. The majority of the foramina in the skull studies were round in shape. 12. In between each pair of vertebrae are two small holes called intervertebral foramina . 13. The canal lodges the sacral nerves, via the anterior and posterior sacral foramina . 14. There are several foramina , openings acting as channels, that connect the ventricles. 15. The plexus is formed lateral to the intervertebral foramina and passes through psoas major. 16. Mutations in this gene are associated with parietal foramina 1 and craniosynostosis type 2. 17. The radicular portion is continuous with the periapical tissues through the apical foramen or foramina . 18. The incisive foramina are 5.25 mm long and 1.77 mm broad. 19. Besides fenestrae, one of the favourite markers used are the foramina of the skull. 20. These are the smallest, lightest vertebrae and the vertebral foramina are triangular in shape.