When can concussions occur? A. Only when playing full contact sports.
B. Only when an student isn’t wearing a helmet.
C. Only when the individual who was hit or jolted loses consciousness.
D. In any organized or unorganized recreational sport or activity.

According to research, which of the following statements reflecting the relationship between emotion and the prefrontal cortex is false? a. the prefrontal cortex to regulate one's emotional response. b. the prefrontal cortex is activated when processing information associated with stress. c. sensory input indicating emotion first enters the prefrontal cortex before traveling to the amygdala. d. the prefrontal cortex processes information associated with emotional pleasure.