1 46 



SKIN OF LOWER LID 



LOWER TARSUS 



Falpebral fascia and 



ant. lamina of muscle- 



fascia 



Orbicularis palpe- 



brarura 



Extension of sheath of 

 inferior rectus to 

 lower eyelid 



FORNIX CONJUNCTIVE 



Inferior oblique mu3cl3, 

 cut across 



PER10RBITA 



Foaterlor lamina of 

 muscle-fascia 



SUPRAVAGINAL SPACE CONTINUOUS 



WITH TENON'S SPACE 

 SPACE OCCUPIED BY ORBITAL FAT, PRO- 

 CESSES OF FASCIA SEPARATING THE 

 LOBULES AND ENCLOSING BLOOD- 

 VESSELS 



Inferior rectus 



rR.lCT/CAL ANATOMY. 

 \ 



SKIN OF UPPER LID 

 UPPER TARSUS 

 CORNEA 



Orbicularis palpe- 



brarum 



UPPER RIM OF ORBIT, WITH 

 Splitting of periorbita 

 Upper or anterior insertion 



of levator palpebrse 

 Superior palpebral muscle of 

 FORNIX CONJUNCTIV/t [Muller 



Connection between levator 

 palpebras and sup. rectua, 

 and fibres to conjunctiva 



PROCESS FROM PERIORBITA TO 

 CAPSULE OF LACHRYMAL GLAND 



Superior rectua 



Levator palpebrae 

 Buperiona 



Posterior lamina of muscle- 

 fascia lined by prolongation of 

 Tenon's capsule 



OPTIC KERVE 



YIG. 102. VERTICAL SKCTION THROUGH THE EYEBALL AND ORBIT IN THK DIRECTION OF THE 



ORBITAL Axis, WITH CLOSED EYELIDS. 



(Semi-diagrammatic. After Schwalhe, modified to show fasciae,) 

 Periorbita gretn ; muecle-fascia red ; Tenon's capsule yelltnu* 



S'tpraorbital artery 



LACHRYMAL GLAND 



Superior rectus, cut 



EYEBALL 



External rectus \ 



Lachrymal artery 



Superior rectus, cut 

 Inferior ophthalmic vein 

 Sitftcrior ophthalmic vein 



OPTIC NERVE 



Common ophthalmic vein 



Commencement of superior 

 ophttitilinic ttiit 



Reflected tendon of superior 



oblique 

 Ophthalmic artery 



Anterior ethmoidal artery 



Posterior ethmoitial artery 

 Ciliary arteries 



Levator palpebrse, cut 

 Ligament of Zinn 

 Ophtkatn ic artery 



OPTJC COMMISSURE 



Internal carotid artery 



Vic,. 103.- THE OPHTHALMIC ARTERY AND VEIN. 



