Not a pa of Retrobulbar space: (A) Extra ocular muscles with intermuscular septa, (B) Optic nerve, (C) Posterior pa of tenon's capsule enclosing the globe, (D) Equatorial veins
Answer is D. Equatorial veins are not a pa of retrobulbar space of the orbit Retrobulbar Space/ Central Space / muscular cone Contents: Extra ocular muscles with intermuscular septa Includes Optic nerve Boundaries : > anteriorly - by Posterior pa of tenon's capsule enclosing the globe > peripherally - by four recti muscles and their intermuscular septa > posteriorly - continous with the peripheral space Site of putting retrobulbar injection Tumors lying here produce axial proptosis