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.
Share. The cerebral cortex is the layer of the brain often referred to as gray matter. The cortex (thin layer of tissue) is gray because nerves in this area lack the insulation that makes most other parts of the brain appear to be white. The cortex covers the outer portion (1.5mm to 5mm) of the cerebrum and cerebellum.The portion of the cortex that covers the cerebrum is called the cerebral cortex.he cortex (thin layer of tissue) is gray because nerves in this area lack the insulation that makes most other parts of the brain appear to be white. The cortex covers the outer portion (1.5mm to 5mm) of the cerebrum and cerebellum. The portion of the cortex that covers the cerebrum is called the cerebral cortex.