How to Use a Chemical Toilet or Porta Potty or Camping Toilet. 1  Have a Seat. 2  Toilet tissue: we prefer to use RV-type biodegradable toilet tissue, but because this toilet is to be emptied into a septic system, any kind of toilet tissue is acceptable. 3  Flushing the toilet after use:
The cerebral cortex, also known as the cerebrum, is the largest portion of the brain, located right under the forehead and it is divided into two parts, a right and a left hemisphere.They in turn have a total of four lobes â the frontal, parietal, temporal and occipital lobes.he cerebral cortex, also known as the cerebrum, is the largest portion of the brain, located right under the forehead and it is divided into two parts, a right and a left hemisphere.
Definition of Cerebral cortex. Cerebral cortex: A thin mantle of gray matter about the size of a formal dinner napkin covering the surface of each cerebral hemisphere. The cerebral cortex is crumpled and folded, forming numerous convolutions (gyri) and crevices (sulci).