PSYB65H3 Lecture Notes - Brainstem, Teaching Assistant, Hearse
Document Summary
The nervous system: the central and the peripheral nervous system. Periphral: all the other nerves; brings info from the outside to the brain, nerves from the spinal cord and brain that go all over the body (pns) Slide2: we will spend time on the cns(brain and spinal cord) we"ll talk about the brain more. Slide3: there isn"t a dividing line between the brain and spinal cord it"s a gradual change and transition. Slide4: the brain looks like the cerebral cortex and the cerebellum, there are a lot more things going on. Reticular formation: you wind up in a coma if the brain doesn"t wake you up. The reticular formation controls the circadian rhythms (sleep/wakefulness cycles) ***need to know the anterior (toward the front) and posterior (toward the back) *** Fore brain: is huge in humans, the central part is thalamus (pinkish on slide5) the.
