Summary Biopsychology notes

, The nervous system

A specialised of cells in the human
network body and is our

primary internal communication system
Based on electrical and chemical signals
Two functions of nervous system :
To collect process and respond to information in the environment
, 7



To co-ordinate the working of dyferent organs and cells in the
body
.
Nervous System
central nervous Peripheral Nervous
system system
Brain Spinal Autonomic Somatic
cord nervous nervous
system system
sympathetic Parasympathetic
nervous nervous system
system
Made up of brain and spinal
Central nervous
system (CNs)
-




cord.


Peripheral nervous system (PNS)
-

Transmits messages , via
millions of neurons (nerve
cells) , to and from the
central nervous system .

Autonomic nervous system (ANS) Governs vital functions in
-




the body such as breathing,
heartrate etc