The nervous system is described in this presentation very briefly and easy to understand you will get central nervous System as well as peripheral nervous system

1. NERVOUS SYSTEM?
WHAT IS
Muhammad Nauman Khalid

2. The nervous system is an organ system in
charge of sending messages to and from
the brain and spinal cord to and from all
parts of the body.
• Coordinates, controls and integrates (unite)
the different actions.
• Transmits signals between different parts of
the body.
The Nervous System
Muhammad Nauman

4. Nervous System consists of two main parts:
1. Central Nervous System (CNS)
2. Peripheral Nervous System (PNS)
Nervous System
Muhammad Nauman

5. Central Nervous System
• Brain
• Spinal cord
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6. • Made up of brain and spinal cord
• Acts as body’s control center,
coordinates body’s activities
• Impulses travel through the neurons
in your body to reach the brain
• Central Nervous System is yellow in
this diagram.
Central Nervous System
Muhammad Nauman

7. • Made up of all the nerves that carry
messages to and from the central
nervous system.
• Similar to telephone wires that connect
all of our houses in the community
• Central Nervous System and Peripheral
Nervous System work together to make
rapid changes in your body in response
to stimuli.
• Peripheral Nervous System is green in
this diagram.
Peripheral Nervous System
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8. Peripheral Nervous System
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9. SOMATIC NERVOUS SYSTEM
• The part of the peripheral nervous system associated with the voluntary
control of body movements via skeletal muscles
AUTONOMIC NERVOUS SYSTEM
• Relay information from central nervous system to organs
• Helps maintain a balance in involuntary functions of the body
• Involuntary: You do not consciously control these
Peripheral Nervous System
Muhammad Nauman

10. Parasympathetic
Nervous System
Decreases heart rate
Decreases respiratory rate
Decreases blood pressure
Sympathetic Nervous
System
Increases heart rate
Increases respiratory rate
Increases blood pressure
• Sympathetic Nervous System: controls in times of stress and
emergencies, such as the flight or fight response
• Parasympathetic Nervous System: counteracts the Sympathetic
nervous system and controls body in times of rest
Autonomic Nervous System
Muhammad Nauman

12. For any further clarification don’t
hesitate to contact me
mani.khalid@yahoo.com
00923008875154