Which of the following statements about the prefrontal cortex (frontal lobe) is most accurate?

Question

a
It is primarily responsible for regulating sleep and arousal.
b
It plays a key role in executive functions such as decision-making, planning, and impulse control.
c
It is the main area of the brain responsible for processing auditory information.
d
It regulates involuntary functions like heartbeat and digestion

Answer 1

The most accurate statement about the prefrontal cortex (frontal lobe) is:

b It plays a key role in executive functions such as decision-making, planning, and impulse control.

The prefrontal cortex is associated with higher-order cognitive processes including reasoning, problem-solving, and self-regulation, making option b the correct choice.