Definition: Cortical regions at the front of the brain that are especially involved in movement and in thinking.

Quite Simply...


  • Movement and thinking need to be involved in the brain, in order to function properly.
  • Each of the paired lobes of the brain lying immediately behind the forehead.
  • These are lobes at the front of the brain that involve the more complex functions.
  • Our thinking caps!

Functions of the Frontal Lobes


  • Planning
  • Decision making
  • Broca's Area - area in the frontal lobe that, when damaged, causes loss of speech.
  • Taking a test and choosing the best answer for a question.
  • Used when perceiving
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Frontal Lobes

The Curious Case of Phineas Gage


In September 1848, a 25-year-old American railroad worker named Phineas Gage sustained a horrible head injury when a charge of blasting powder drove an iron rod into his face, up through the front of his brain, and out through the top of his head. Amazingly, he recovered from this injury and lived another 12 years-but as a psychologically changed man. Those who knew him remarked that Gage, once a dependable and likable crew boss, had
become an irresponsible and rowdy ruffian. In essence, he was no longer himself. We cannot help but wonder: Had the site of Gage's injury-the front of his brain-been the home of his "old self?"