PSYC 271 Chapter Notes - Chapter 3: Microglia, Metencephalon, Diencephalon
Document Summary
3 meninges duramater: tough outer membrane arachnoid membrane: fine spider like membrane subarachnoid membrane: many blood vessels and cerebrospinal fluid pia mater: delicate on the inner surface cerebrospinal fluid (csf): fills subarachnoid space, central canal of spinal cord and cerebral ventricles of the brain central canal: small central channel that runs the length of the spinal cord cerebral ventricles: four large internal chambers of the brain two lateral and 3rd and 4th all interconnected by a series of openings and thus a single reservoir. 3 axis anterior posterior toward the nose ant tail end pos dorsal ventral dorsal toward surface of the back or the top of the head ventral toward the surgace of the chest or the bottom of the head medial lateral medial midline of the body lateral midline towards lateral surfaces superior and inferior: top and bottom of the ead proximal: close to cns distal: far from cns.
