# 1pilihanWhat are the two main parts of the human nervous system?Central and PeripheralVoluntary and InvoluntaryBrain and Spinal CordSensory and Motor
# 2pilihanWhat is a voluntary action? Give an example.An action controlled by the brain, like walkingAn automatic response, like blinkingAn action that happens without thinking, like breathingA reflex, like a knee jerk
# 4pilihanWhat could happen if a person has a brain injury?Loss of motor functionEnhanced memoryImproved visionFaster reflexes