PSYB65H3 Lecture Notes - Autonomic Nervous System, Basic Block, Midbrain Tectum
Document Summary
Functional divisions of the nervous system: autonomic nervous is the flight or fleet system. The brain itself, like the rib cage is there to protect the content and more so if you cause an insult to the brain and if you hurt the brain then you suffer some sort of significant injury. The skull helps us protect the brain from injury and it is intricate. The m nage"s and covers the brain and spinal cord and continuous for one another and the median through which it removes the waste from the brain. Pns: outside the protected case and the cranium, part of the nervous system it affects our environment back and forth and it is continuous of cns and it is both continuous of one another. If you cut the brain you have two arteries coming up, where the arteries come up they branch off in 3 ways. Providing collective profusion that requires tremendous energy to run.
