Bidirectional information flow between cortex and thalamic relay nuclei (LGN for vision, VPL for somatosensation). Supports attention, arousal, and sleep-wake oscillations (spindles, slow waves); gated by cortical L6 feedback.
Bidirectional information flow between cortex and thalamic relay nuclei (LGN for vision, VPL for somatosensation). Supports attention, arousal, and sleep-wake oscillations (spindles, slow waves); gated by cortical L6 feedback.