According to the AOPA the average age of single-engine general aviation aircraft in the U.S. is over 30 years old and is expected to continue increasing. One of the reasons aircraft age more gracefully than autos is the required maintenance. Aircraft are required to undergo an annual inspection by a licensed mechanic.
The inferior frontal gyri are located in the lower back portion of the frontal lobe on each side of the brain. Creativity depends on thinking skills that rely on the use of baseline knowledge combined with innovative thinking.
The cerebrum, also referred to as the cortex (or cerebral cortex), is the largest area of the brain that deals mainly with a person's thoughts and actions. It is divided into â¦ four sections, called lobes. These are the frontal lobe, parietal lobe, occipital lobe, and temporal lobe.aking the world better, one answer at a time. The cerebrum is the part of the brain that interprets input from the senses, controls the movement of skeletal/voluntary muscles, and carries out complex mental processes.