Which of the following nerves supplies the ear lobule?
Greater auricular nerve
Lesser occipital nerve
Facial nerve d
Auriculotemporal nerve
Ans:. A. Greater auricular nerve (Ref Gray's 41/e p627, 40/e p620)Greater auricular nerve supplies ear lobule.Sensory nerves of ear:Great auricular nerve - Supplies most of cranial surface & posterior pa of lateral surface (helix, antihelix, lobule).Lesser occipital nerve - Supplies upper pa of cranial surface.Auricular branch of vagus - Supplies concavity of concha & posterior pa of eminentia.Auriculotemporal nerve - Supplies tragus, crus of helix & adjacent pa of helix.Facial nerve + auricular branch of vagus - Supplies small areas on both aspects of auricle, concha depression & its eminence.