Hondros Bio 253

________ pairs of cranial nerves and _________ pairs of spinal nerves connect the central nervous system with body organs and tissues. - Twelve; 31 _________ results when light rays are focused in front of the retina - Nearsightedness ____________ form the linings of the cavities in the brain and spinal cord. - Ependymal cells . ________ are the sensory receptors for pain. - Free nerve endings . ________ fills the space between the arachnoid mater and the _________. - Cerebrospinal fluid; ...