Radial Nerve Explained — Root, Course & Branches Finally Makes Sense

Every time you extend your wrist, straighten your fingers, or feel the back of your hand — one nerve is behind all three. In this video, Dr. Divya D'Sa decodes the radial nerve: its root value, its complete course through the arm (including the crucial spiral groove), and every branch — taught structure-first, so you understand it instead of memorising it. ⏱ CHAPTERS 0:00 Introduction 0:25 Why the Radial Nerve Matters 1:00 Root Value 1:30 Course — Step by Step 3:00 Branches 4:15 Mnemonic & Recap (BEST) 4:45 What's Coming Friday 🔗 Friday's follow-up — Radial Nerve Injuries & Wrist Drop: [add link once Video 2 is live] This is Video 1 of AceAnatomy's July 2026 series — a Decode video every Monday, followed by a clinical Anatomy in Practice video every Friday, both built around the same nerve. 📲 Follow AceAnatomy on Instagram: instagram.com/drdsa_aceanatomy 💬 Questions? Drop them below — every comment gets read. #AceAnatomy #RadialNerve #MBBSAnatomy