Ophthalmology On measuring 3.5 to 4 mm posterior to the limbus in a phakic eye and plunging a 30 gauge needle perpendicular to sclera, you pass through A Tenon's capsule B Pars plana C Ora serrata D Zonules 💡 Explanation On measuring 3.5 to 4 mm posterior to the limbus in a phakic eye and plunging a 30 gauge needle perpendicular to sclera, you pass through ✓ Correct Answer: B. Pars plana