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Advances in Animal and Veterinary Sciences

Research Article
Adv. Anim. Vet. Sci. 7(3): 200-204
 
Figure 1

Cross sectional anatomy (Panel A) and MR image (Panel B) of horse head at the level of upper and lower incisors. 1) Upper incisors teeth; 2) Lower incisors teeth; 3) plate of alar cartilage; 4) Horn of alar cartilage; 5) Hard palate; 6) Oral cavity proper; 7) Apex of tongue; 8) Labial vestibule; 9) Apical naris dilatator muscle; 10) Mentalis muscle. 

Figure 2

Cross sectional anatomy (Panel A) and MR image (Panel B) of horse head at the level of body of mandible. 1) Body of mandible; 2) Nasal bone; 3) Maxilla bone; 4) medial accessory nasal cartilage at Alar fold; 5) Straight fold; 6) Basal fold; 7) False nostril (Nasal diverticulum); 8) Vomeronasal organ; 9) Tongue; 10) Buccinators muscle; 11) Sublingual recess. 

Figure 3

Cross sectional anatomy (Panel A) and MR image (Panel B) of horse head at the level of first and second premolar teeth. 1) Upper first and second premolar teeth; 2) Lower first and second premolar teeth; 3) Cartilaginous part of Nasal septum; 4) maxilla bone; 5) Nasal bone; 6) Dorsal nasal meatus; 7) Middle nasal meatus; 8) Ventral nasal meatus; 9) Dorsal nasal concha; 10) Ventral concha1 bulla; 11) Body of tongue; 12) Buccinators muscle. 

Figure 4

Cross sectional anatomy (Panel A) and MR image (Panel B) of horse head at the level of the third premolar tooth. 1) Upper third premolar tooth; 2) Lower third premolar tooth; 3) Dorsal turbinate crest of Nasal bone; 4) Ventral turbinate crest of maxilla bone; 5) Palatine process of Maxilla; 6) Dorsal nasal concha; 7) Ventral nasal concha (bulla); 8) Common nasal meatus; 9) Superior labii levator muscle; 10) Geniohyoid muscle. 

Figure 5

Cross sectional anatomy (Panel A) and MR image (Panel B) of horse head at the level of the molar teeth. 1) Upper molar teeth; 2) Lower molar teeth; 3) Vomer; 4) Maxilla bone; 5) Dorsal conchal bulla; 6) Ventral conchal sinus; 7) Rostral maxillary sinus; 8) Masseter muscle; 9) Pteyrgoid muscle (medial part); 10) Palatoglossal fold. 

Figure 6

Cross sectional anatomy (Panel A) and MR image (Panel B) of horse head at the level of the diastema. 1) Ramus of mandible; 2) Nasal bone; 3) Concho frontal sinus (rostral part); 4) Fronto-maxillary opening; 5) Caudal maxillary sinus; 6) Dorsal nasal sinus (Caudal end of dorsal nasal concha); 7) Nasopharynx; 8) Soft palate; 9) Masseter muscle; 10) Pteyrgoid muscle (medial part). 

Figure 7

Cross sectional anatomy (Panel A) and MR image (Panel B) of horse head at the level of the perpendicular plate of ethmoidal bone.1) Perpendicular plate of ethmoidal bone; 2) Ethmoid labyrinth (ethmoid conchae); 3) Vomer bone; 4) Maxilla; 5) Mandible; 6) Zygomatic arch; 7) Orbit; 8) Conchofrontal sinus (caudal part); 9) Sphenopalatine sinus; 10) Middle conchal sinus; 11) Septum of frontal sinus; 12) Nasopharynx; 13) Soft palate; 14) cornea; 15) Sclera; 16) Lens; 17) Retina; 18) Extra-ocular muscles.