HLSC 2F95 Lecture Notes - Lecture 6: Histology, Perineurium, Myelin
Document Summary
Exam at noon to 2pm on december 7th. His favourite area: nervous system (pay particular attention to his lecture notes over the textbook) Nerve cells: structured to facilitate and maximize impulse conduction inside and outside. Neuroglia support nerve cells and are contributed to effect signal transmission. Cns (brain and spinal cord) and pns (nerves) The nervous system is comprised of conductive (nerve) and support (neuroglia) cells. Nerve cells are strcutured to facilitate and maximize impulse conduction inside and outside the central nervous s. Bringing info into the cns, they are referred to as afferent (bringing into) Efferent division - bring out of cns. Overview - 1 comprised of 2 general divisions - brain and spinal cord. The neuron - communication specialist - fig. Know 5 ways neurons can split (figure in textbook) Around the axon, there is always myolin, created by cells which differ depending if you"re in the cns or the peripheral nervous system.
