PSYC 4353 Study Guide - Midterm Guide: Insomnia, Substance P, Tryptophan Hydroxylase
Document Summary
What is the central nervous system: brain + spinal cord. Directional terminology: back opposite sides of the body. Medial- towards middle/ lateral- towards the outside. Rostral (anterior)- towards the from/ caudal (posterior)- towards: medulla- basic body regulatory functions (breathing, heart rate, Ipsilateral- on the same side of the body/ contralateral on: cerebellum- (cid:498)little brain(cid:499); involved in balance coordination, and. Parkinson"s disease: pons- point of decussation (decussate= to cross over) etc. ); closest to the spinal cord: substantia nigra- involved in movement; when its not working= timing. Forebrain (prosencephalon): control of body temperature; hpa-axis (stress response) Have 4 ventricles: left, right, 3rd, and 4th. The choroid plexus is located in the 4th ventricle. The cerebral aqueduct connects the third and fourth ventricles. Csf exits the brain at the foramen magendie. Csf begins in the lateral ventricles and flows to the meninges: meninges= 3 layers of membranes around the brain, dura mater (most lateral, arachnoid membrane, pia mater (closest to the brain)
