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: The cerebrum or cortex is the largest part of the human brain, associated with higher brain function such as thought and action. The cerebral cortex is divided i â¦ nto four sections, called lobes: the frontal lobe, parietal lobe, occipital lobe, and temporal lobe.he brain can be divided into two hemispheres: the left and right brain. The left brain controls the right side of the body, and the left brain controls the right side of the â¦ body.