Figure 1
From: Effect of negative emotions evoked by light, noise and taste on trigeminal thermal sensitivity
One thermal somatosensory test consists of: before stimuli (0.5 min), stimulus habituation period (2 min), thermal test (~3.5 min), recovery period (5 min). ‘HR’ = Heart Rate record, ‘T’ = face skin temperature record. Cold Detection Threshold (CDT), Warmth Detection Threshold (WDT), Cold Pain Threshold (CPT), Heat Pain Threshold (HPT).