Neural Control of Autonomic Arousal During Threat Anticipation Revealed by High-Resolution Cardiac Contractility
This study demonstrates that high-resolution cardiac contractility, measured via trans-radial electrical bioimpedance velocimetry (TREV), serves as a superior physiological marker for linking sympathetic nervous system activity to neural modulation in specific brain regions, emotional intensity, and adaptive motor responses during threat anticipation compared to traditional skin conductance measures.