9 Scientific, measuring, signaling apparatus and instruments, namely, amplifiers, peripherals and consumables for electrophysiological, non-invasive electromagnetic and non-invasive blood flow measurements of neuronal activity; sensory stimulators and subject response devices, namely, piezoelectric stimulators, vibratory stimulators, thermal sensory stimulators, olfactometers, gustometers, laser-based sensory stimulators, transcutaneous electrical nerve stimulators (TENS), non-invasive electromagnetic stimulators, mechanical brushing devices, keyboards, key pads, button boxes, visual analogue scale slider devices, microphones for voice-activated response recording, eye-tracking monitors, motion sensors, force transducers, and joystick-based response devices; computer peripherals; visual display apparatus, namely, computer monitors, projectors, head-mounted visual display apparatus; electrical conductors; data processors for scientific evaluation and for medical use; headphones for use with scientific signaling apparatus; transmitters of electrical signals; probes for scientific purposes; scientific measurement and evaluation software programs, software for running scientific experimental paradigms