EYE OF THE ENGLISH SPARROW 



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Fig. 12 Ventral view, showing the general arrangement of the arteries and 

 the origin of those which supply the eye and its accessory parts. A, artery run- 

 ning forward just ventral to the capsule of Tenon to which it sends branches; 

 Ac, artery (communicans) joining the internal carotids; C, cerebral artery pass- 

 ing dorsally to the brain; cc, common carotid; Cb, branch connecting the pos- 

 terior palatine artery of the external carotid to the internal carotid; Ch, chiasma; 

 CE, external carotid; CI, internal carotid; L, left common carotid; MI, inferior 

 maxillary; MS, superior maxillary; 0, occipital artery to the semicircular canals; 

 01, infra-orbital; OS, supra-orbital; OpE, external ophthalmic; Op I, internal 

 ophthalmic; OpT, ophthalmotemporal; P, hypophysis; PI, palatine; Ppl, pos- 

 terior palatine; R, right common Carotid; V, vertebral artery. 



