What are the 4 main parts of the nervous system?

The nervous system consists of the brain, spinal cord, sensory organs, and all of the nerves that connect these organs with the rest of the body.

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Correspondingly, what are the 3 types of nervous system?

It has three parts: The sympathetic nervous system. The parasympathetic nervous system. The enteric nervous system.

Also question is, what is nervous system and its function?

Your nervous system is your body’s command center. Originating from your brain, it controls your movements, thoughts and automatic responses to the world around you. It also controls other body systems and processes, such as digestion, breathing and sexual development (puberty).

What is nervous system articles?

The central nervous system is the brain and spinal cord, while the peripheral nervous system consists of everything else. … The brain is an organ of nervous tissue that is responsible for responses, sensation, movement, emotions, communication, thought processing, and memory.

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What is nervous system with diagram?

The Central Nervous System is the integration and command center of the body. It consists of the brain, spinal cord and the retinas of the eyes. The Peripheral Nervous System consists of sensory neurons, ganglia (clusters of neurons) and nerves that connect the central nervous system to arms, hands, legs and feet.

What is the main function of the nervous system and how is it structured?

The nervous system is involved in receiving information about the environment around us (sensation) and generating responses to that information (motor responses). The nervous system can be divided into regions that are responsible for sensation (sensory functions) and for the response (motor functions).

What is the nature of the nervous system?

Nervous system – Nerve Cells and Nerves

Your nervous system contains millions of nerve cells, called neurons. Neurons are highly specialised to transmit messages from one part of your body to another. All neurons have a cell body and one or more fibres. These fibres vary in length from microscopic to over 1 metre.

What part of the brain controls the 5 senses?

What symptoms signal nervous system problems?

Signs and symptoms of nervous system disorders

• Persistent or sudden onset of a headache.
• A headache that changes or is different.
• Loss of feeling or tingling.
• Weakness or loss of muscle strength.
• Loss of sight or double vision.
• Memory loss.
• Impaired mental ability.
• Lack of coordination.

Which organ is part of our nervous system?

The brain and the spinal cord are the central nervous system. The nerves that go through the whole body make up the peripheral nervous system.

Why nervous system is important?

The nervous system helps all the parts of the body to communicate with each other. It also reacts to changes both outside and inside the body. The nervous system uses both electrical and chemical means to send and receive messages.