Which symptom group associated with trauma involves the internal biology of self-preservation, which goes on permanent alert?

A) Disconnection
B) Hyperarousal
C) Intrusion
D) Constriction and numbing

Hyperarousal

Hyperarousal is a condition stemming from trauma, leading to an increased state of sensory sensitivity accompanied by an exaggerated intensity of behaviors presumed to have a protective purpose.

Self-Preservation

The instinctual behavior that drives an individual to protect themselves from harm or ensure their own survival.