Moderate-Severe Traumatic Brain Injury (TBI) Practice Exam 2026 - Free TBI Practice Questions and Study Guide

In the Ranchos Los Amigos scale, recovery is described by how a person responds to stimuli after brain injury. The lowest level is defined by no response to any stimulus—no eye opening, no movement, no vocalization, and no purposeful interaction. This is the best answer because it directly matches the description of “no response.” Other levels involve some form of responsiveness: a generalized response means inconsistent, nonspecific reactions to stimuli; a localized response means more specific but still inconsistent responses (like turning toward a stimulus); and higher levels show agitation and confusion rather than a complete lack of response. Understanding this progression helps clinicians gauge prognosis and tailor care.