300 



LABORATORY MANUAL OF HUMAN ANATOMY 



(b) Nerve of tensor muscle of tympanum (N. tensoris tympani). 

 Connecting Branches. 



(a) With spinous nerve of mandibular nerve (ramus anastomoticus cum 



N. spinoso). 



(b) With auriculotemporal nerve of mandibular nerve (ramus anasto- 



moticus cum N. auriculotemporali) . 



(c) With chorda tympani (ramus anastomoticus cum chorda tympani). 



Cavity of Nose (Cavum nasi). (Vide Figs. 130 and 131.) 

 Study- 



(a) Septum of nose (septum nasi). 



Remove the mucous membrane and examine 



(aa) Cartilaginous septum (septum cartilagineum ) . 



(ab) Membranous septum (septum membranaceum) . 



Remove the cartilage and bones of septum piecemeal, 

 avoiding injury to the mucous membrane of the opposite 

 side of the septum. Find 



N. nasopalatinus (Scarpae) 



FIG. 129. 



Nn. olfactorii (medial row) 



;y--Bulbus olfactorius 



.Ramus nasalis 

 internus (N. 



etnmoid - ant -) 



[Kami nasales 



f mediales 



Medial branches of the olfactory nerve (after Hirschfeld). (From Poirier et Charpy, Traite" d'Anat. 

 hum., Paris, 1897, t. iii., 3, p. 775, Fig. 418.) 



(ac) Nerves of the septum nasi. 



(aca) Olfactory nerves (Nn. olfactorii). 



(acb) Medial superior posterior nasal rami (rami nasales 



posterior es superior es mediales). 

 (acba) Nasopalatine nerve (N. nasopalatinus 

 [Scarpae]) (0. T. nerve of Cotun- 



