SE suggests that in a highly stressful situation, vivid procedural memories of the incomplete innate survival actions are laid down… as long as the system does not experience completion, the survival imperative continues to operate
This passage articulates the core SE thesis that biological completion is the necessary condition for trauma resolution: incomplete survival actions remain active until the body is permitted to enact their conclusion.
, Somatic experiencing: using interoception and proprioception as core elements of trauma therapy, 2015thesis