nervous system Flashcards
1
Q
central nervous system structure
A
brain
spinal cord
2
Q
peripheral nervous system
A
motor neurones - sonomatic nervous system or autononmic nervous system - sympathetic division or parasympathetic division
sensory neurones
other nerve cells
3
Q
CNS and PNS
A
the CNS is the control center and coordinates the body’s voluntary and involuntary activities
the PNS is divided into the somatic nervous system and the autonomic nervous system
4
Q
autonomic nervous system
A
it controls automatic body actions like breathing and our heartbeat by conducting nerve impulses to and from the CNS. its divided into two parts:
sympathetic nervous system - prepares the body for dealing with emergencies by increasing the heart and breathing rates
