The bevel of the needle should:

Question

Quizplus · Accepted Answer

Having the bevel of the needle facing the bone allows for the solution to be deposited in the appropriate area for maximum uptake by the nerve. Having the bevel away from the bone allows the solution to be deposited into tissue away from the nerve. For some injections (e.g., the inferior alveolar), gently touching the bone gives the operator confirmation regarding landmarks for a successful injection. Bevel toward the bone is a key to a successful injection and the needle may need to be turned slightly to achieve this orientation.

The Bevel of the Needle Should