Page 66 - Edited - Webster HEAD AND NECK - part 2-Merge PDF
P. 66

HN 260            POSTERIOR ASPECT OF PHARYNX (2)
                                                                                                 HN 260
                                                                                                 R ASPECT
                                       FORAMEN            BASI-OCCIPITAL BONE: note attachment of
                                       MAGNUM               PHARYNGO-BASILAR FASCIA.             OF
                                                                                                 PHARYNX
                                                            PHARYNGO - TYMPANIC TUBE (auditory tube) CONNECTS
                                                                          MIDDLE EAR (TYMPANIC) CAVITY WITH
                                                                                                 (2)
                                                                          NASO-PHARYNX. Note that the tube enters the
                                                                          pharynx ABOVE superior constrictor & pierces the
                                                      LATERAL
                                                      PTERYGOID           pharyngo-basilar fascia.
                                                      PLATE


                                                                         Notice PHARYNGOBASILAR FASCIA
                                 SUPERI  OR                              is attached to posterior edge of medial
                               CONSTR ICTOR                              pterygoid plate (cf.
                                         M.
                                                                             MAXILLA
                                                                           BUCCINATOR M.
                                 MIDDL E

                              CONSTRICTOR                       ANGLE OF MANDIBLE.
              PTERYGO-              M.
              MANDIBULAR
              RAPHE                                                   xxx attachment of buccinator m. to

                                                                               maxilla. (          )

                    THYROID
     INFERIOR       PART                        DEHISCENCE
     CONSTRICTOR                                OF KILLIAN
     MUSCLE          CRICOID
                     PART
                                                                                                  PTERYGOID
               OESOPHAGUS                                                                          HAMULUS


            ATTACHMENTS OF                                                                              MEDIAL -
            PHARYNGO-BASILAR                                                                            PTERYGOID
            FASCIA TO BASE OF                                                                           PLATE
            CRANIUM is shown by dotted                                                                 GROOVE:
            line......... (context:)                                                                   AUDITORY
                                                                                                       TUBE




             PHARYNGO-
             TYMANIC
             (AUDITORY) TUBE

               CAROTID CANAL
                   (SHEETS)


                       JUGULAR
                       FORAMEN


                        PHARYNGEAL
                        TUBERCLE (BASI-
                        OCCIPITAL)
                                                        K.E.W.
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