User:MogesODA/sandbox

Coordination of the body/ Moges/ Our body is coordinated by two main systems. Those are:- Nervous system- involves the passage of electrical impulse ( message) around the body Endocrine( hormonal) system- involves the passage of chemical (hormones) message around the body.The nervous system Single celled organisms and plants don not have nervous system. the nervous system of human being is highly complex system that provide us:- rapid coordinated response to the stimulus allow as to react to the surrounding and coordinate our behavior

The nervous system has two main parts. Those are ü the central nervous system which contain ØBrain Ø spinal cord üThe peripheral( body) system ØCranial nerves- extend from the brain Ø Spinal nerves- extend from the spinal cord The basic unit of nervous system is the neuron. The nervous impulses are transmitted by millions of smaller unit called neurons