<prompt> Nerve supply of the tympanic membrane is byAuriculotemporalLesser occipitalGreater occipitalParasympathetic ganglion  <response>: The auriculotemporal nerve supplies the anterior half of the lateral surface. Auricular branch of vagus nerve supplies posterior half of lateral surface. Tympanic branch of CN 9 supply medial surface. Reference: Dhingra 6th edition 