Page 287 - Clinical Anatomy
P. 287

ECA5  7/18/06  6:50 PM  Page 272






                 272  The head and neck


















































                                                                              Fig. 196◊Types of (a) cleft
                                                                              lip and (b) cleft palate.


                of the upper eyebrow. Occasionally this dermoid extends through the skull
                to attach to the underlying dura.



                The tongue and floor of the mouth



                The tongue
                The tongue consists of a buccal and a pharyngeal portion separated by a
                V-shaped groove on its dorsal surface, the sulcus terminalis. At the apex
                of this groove is a shallow depression, the foramen caecum, marking the
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