For a successful intraoral palatal second divisions nerve block anesthesia, the needle should enter the:

 # For a successful intraoral palatal second divisions nerve block anesthesia, the needle should enter the:

A. Incisive canal

B. Infraalveolar foramen

C. Greater palatine foramen

D. Stylomastoid foramen

The correct answer is C. Greater palatine foramen.

Area of insertion: palatal soft tissue directly over the greater palatine foramen

Target area: the maxillary nerve as it passes through the pterygopalatine fossa; the needle passes through the greater palatine canal to reach the pterygopalatine fossa

Ref: Handbook of Local anesthesia, Malamed, 6th Edition Page 220

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