Part I Sensory receptors specialized nerve cells that transduce energy nto neural signals mode?specific Law of Specific Nerve Energies.(神经特殊能量 定律)” sensory messages are carried on separate channels to different areas of the brain detect a small range of energy levels Eye:400-700nM Ear:20-20000Hz Taste buds: specific chemicalsPart 1 Sensory Receptors • specialized nerve cells that transduce energy into neural signals • “mode” specific – “Law of Specific Nerve Energies（神经特殊能量 定律）”: sensory messages are carried on separate channels to different areas of the brain • detect a small range of energy levels – Eye: 400-700 nM – Ear: 20-20,000 Hz – Taste buds: specific chemicals