Dental local anesthesia explained for dentists. Local anesthesia in dentistry is not a single technique — it is a clinical decision-making process based on anatomy, bone density, and indication. In this video, Dr. WHY breaks down: • topical anesthesia • infiltration anesthesia • nerve block anesthesia • intraligamentary anesthesia • intraosseous anesthesia • intrapulpal anesthesia • sedation and general anesthesia This is a concise academic overview designed for dentists, residents, and dental s