The Nervous System

The Nervous System
 The Nervous system is the maste
controlling and communicating system o
the body.
 The Nervous system controls and
coordinates all essential functions of the
human body.

,Functions of Nervous System
 Sensory Function: Nervous system uses its millions
sensory receptors to monitor changes occurring both ins
and outside the body. Those changes are called stimuli a
gathered information is called sensory input.
 Integrative Function: The Nervous system process a
interprets the sensory input and make decisions about w
should be done at each moment - a process called integrati
 Motor Function: The Nervous system the send signals
muscle, glands and organs so that they can respond corre
such as muscular contraction or glandular secretion.

,Structural Classification of the
Nervous System
Central Nervous System: consist of brain
and spinal cord, which act as integrating and
command centers of the nervous system.
Peripheral Nervous System: it is the part of
nervous system outside the CNS. They link all
parts of the body by carrying impulses from
sensory receptors to CNS and from the CNS
to appropriate glands or muscles.

, Understanding the Nervous system
Nervous System

Peripheral Nervous Central Nervous
System System

Autonomic Nervous Somatic Nervous Brain Spina
System System


Sympathetic Parasympathetic Sensory Motor
Nervous System Nervous System