As you might think, bacterial infections are caused by bacteria, and viral infections are caused by viruses. Perhaps the most important distinction between bacteria and viruses is that antibiotic drugs usually kill bacteria, but they aren't effective against viruses.s you might think, bacterial infections are caused by bacteria, and viral infections are caused by viruses. Perhaps the most important distinction between bacteria and viruses is that antibiotic drugs usually kill bacteria, but they aren't effective against viruses.
What is the bump in the cortex called? The bump in the cortex is called the gyrus. It is the convex fold in the surface of the brain and surrounded by one or more sulci.
The primary somatosensory cortex is a region of the brain where nerve signals from the sense of touch are normally received.It is generally located in a part of the brain called the parietal lobe, in a structure called the post central gyrus.A gyrus is a ridge along the surface of the brain; there are typically several of them on the cerebral cortex, or the outer part of the brain, that increase the surface area.t is generally located in a part of the brain called the parietal lobe, in a structure called the post central gyrus. A gyrus is a ridge along the surface of the brain; there are typically several of them on the cerebral cortex, or the outer part of the brain, that increase the surface area.