This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Ophthalmology
Peribulbar injection is given in- 
Select and explain. 
A. Subtenon space, B. Outside muscle case, C. Periorbital space, D. Subperiorbital space
B: Outside muscle case
Answer: B: Outside muscle case 
Explanation: It is done in the peripheral space. Peripheral space is bounded peripherally by periorbita and internally by the 4 recti muscles with thin intermuscular septa. Tumors present here produces eccentric proptosis and can usually be palpated. Ref:AK Khurana 6thE pg:403