Where does the cranial base flexion take place in humans?

• Published in: Anais da Academia Brasileira de Ciências Vol. 92; no. 1; p. e20190825
• Main Authors: BOTELHO, RICARDO V., BOTELHO, PEDRO B., DINIZ, JULIETE M.
• Format: Journal Article
• Language: English
• Published: Brazil Academia Brasileira de Ciências 01.01.2020
• Subjects: anatomy; base; basilar impression; body patterning; embryology; MULTIDISCIPLINARY SCIENCES; Platybasia; skull; body patterning; anatomy; basilar impression; Platybasia; skull; embryology; base

The modern human has the most flexed cranial base among all living animals. The flexure allowed a larger cranial volume to accommodate a greater brain. Spheno-occipitalis synchondrosis (SOS) has been largely responsible for cranial base flexion, between the sphenoid and the Pars basilaris of the occ...