Psychology 2220A/B Lecture Notes - Lecture 2: Autonomic Nervous System, Peripheral Nervous System, Central Nervous System

• School: Western University
• Department: Psychology
• Course: Psychology 2220A/B
• Professor: Shelley Cross- Mellor

Document Summary

***please note for this test you are not responsible for the section on neuroanatomical techniques (lo 3. 7; pgs 62-64). However, this material will be covered in chapter 5 and you will be tested on it then. The systems, structures, and cells that make up the nervous system. Central nervous system brain and spinal cord. Peripheral nervous system located outside the skull and spine. Serves to bring information into the cns and carry signals out of the cns: divided into 2: somatic ns and autonomic ns. Bringing info in from the senses and carrying motor output to muscles. Afferent: sensory to cns (afferent is like advanced, brings information in) Efferent: motor from cns (efferent, e- exit, information leaving) Controls the automatic functions of the body. Afferent nerves: sensory from internal organs to cns. Efferent nerves: motor from cns to internal organs. Every organ is innervated by both and which are used depends on the needs of the body.