ARTERIES. 9 



divides into incisor and mental branches, the former to incisor 

 teeth, anas, with opposite fellow j the latter passes out mental 

 foramen, anas, wilh inferior labial, inferior coronary, submcn- 

 tal and supplies adjacent parts. Mylo-hyoid branch given off 

 just as artery enters inferior dental foramen; it runs in its 

 groove to its muscle. PETERYGOID PORTION: Tempera' les 

 rofun'd(Z (2) anterior and posterior branches up to temporal 

 muscle. PeterygoidJ<K t to do muscles. Masseter l zca > to do 

 muscle. Bucca'lis, to do muscles. SPHENO-MAXILLARY POR- 

 TION : Alveola'ris, common branch with following, supplying 

 (superior dental) teeth, antrum and gums. Infra-orbita'lls t 

 continuation of main artery, along infra-orbital canal, and out 

 infra-orbital foramen, supplying inferior rectus and inferior 

 oblique, antrum, front teeth, lachrymal sac, etc.; anas. 

 with facial, buccal, nasal branch ophthalmic, etc. Palati'na 

 descen'dens, down posterior palatine canal to gums, mucous 

 membrane, palate, etc. Vidia'na, through its canal, with 

 nerve, to pharynx, Eustachian tube and tympanum. Ptery- 

 go-palati'na t to upper part pharynx and Eustachian tube. 

 Sfheno-palati'na, (nasal), to mucous membrane of nose, sep- 

 tum, antrum, ethmoid and sphenoid cells. 



CAUO'TIS INTE217A : (8 brs.) Superior border thyroid car- 

 tilage up through carotid foramen in temporal bone ; in th^. 

 skull it runs forwards in a course represented by X [italic f 

 laid horizontally.] No branches from cervical part. Tonsil is 

 internal to it. Tympan'ica : to tympanum. Becoptac'nlJB : small 

 branches to cavernous sinus, pituitary body, Casserian gan- 

 glion, etc. Cphthal'mica I at inside anterior clinoid process, for- 

 wards through optic foramen to inner canthus, dividing into 

 frontal and nasal. Lachryma'lis, to lachrymal gland, con- 

 junctiva; malar and meningeal branches; anas, freely with 

 temporal, palpebral, etc. Supra-orbita'lis t out supra-orbital 

 foramen to muscles and skin of forehead and pericranium ; 

 anas, with temporal, facial, etc. E.thmoida'les t (2) anterior 

 and posterior to ethmoidal cells and meninges. Palpebra'lcs, 

 (2) superior and inferior, encircle eyelids, down nasal duct, 

 anas, with temporal, inferior orbital, etc. Fronta'lis y out in- 

 ner angle Orbit to forehead, supplying adjacent parts, anas. 

 with, supra-orbital. Nasa'lis, to lachrymal sac, then down 

 the nose, supplying its whole surface ; anas, with facial, etc. 

 Cilia' res bre'ves t (12 15) supply choroid and ciliary processes. 

 Cilia'res lon'g&i (2) to ciliary ligament and iris. Cilia'rcs 

 anterio'res, from muscular branches, to iritic arterial circle. 

 Centra'lis ret'inte, pierces optic nerve and runs in it to retina. 



