Brain areas that control alertness or sensitivity, independent of what the person is alert or sensitive to, include the __________.

Question

Quizplus · Accepted Answer

The reticular activating system (RAS) is a network of neurons located in the brainstem that plays a key role in regulating arousal, alertness, and attention. It filters out irrelevant sensory input and promotes wakefulness and selective attention to important stimuli. The other brain areas listed may play a role in cognition, memory, emotion, or autonomic functions, but they are not primarily responsible for controlling alertness or sensitivity.

Brain Areas That Control Alertness or Sensitivity, Independent of What