Hippocampal neuronal activity is aligned with action plans
Briefly

In our study, we developed a task that juxtaposed space, auditory tones, and rewards while varying their relevance, allowing us to analyze the specific contributions of each sensory modality to hippocampal activity.
High-density recordings showed that although neurons were responsive to diverse cues, their firing patterns were primarily influenced by internal action plans rather than by the external environment.
Our findings indicate that the apparent tuning of hippocampal neurons to different sensory stimuli may actually reflect the alignment with ongoing action strategies, challenging traditional views of hippocampal functioning.
The decoupling of external variables from hippocampal spiking patterns highlights the importance of internal computations in the formation of spatial and auditory memory within the hippocampus.
Read at www.nature.com
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