4.2

• 3 brain regions

  • forebrain
  • midbrain
  • hindbrain
• hindbrain

  • pons
  • medulla
  • cerebellum
• hindbrain responsible for autonomic survival functions
• hindbrain responsible for coordination of voluntary muscle movement, balance and posture, and reflexive actions
• midbrain consists of several structures involved with processing sensory information, movement, sleep, arousal and attention
• the reticular formation is a major midbrain structure
• the reticular formation helps us to selectively focus our attention and alertness, and it controls physiological arousal
• the forebrain is the largest and most highly developed part of the brain
• the forebrain is divided into two hemispheres
• the forebrain has three distinct features

  • hypothalamus
  • thalamus
  • cerebrum
• the forebrain structure interact to control our most complex processes: emotions, motivations, sensations, perceptions, learning, memory and reasoning