How Do You Explain The Nervous System?

What is nervous system and its function?

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)..

How is the nervous system a system?

Central nervous system The nervous system is the most complex and highly organized body system. It receives information from the sensory organs via nerves, transmits the information through the spinal cord, and processes it in the brain.

What is nervous system of human body?

The nervous system has two main parts: The central nervous system is made up of the brain and spinal cord. The peripheral nervous system is made up of nerves that branch off from the spinal cord and extend to all parts of the body.

How many types of nervous system are there?

Your nervous system is involved in everything your body does, from regulating your breathing to controlling your muscles to sensing heat and cold. There are three types of nerves in your body: autonomic nerves, motor nerves, and sensory nerves.

What is the nervous system in simple terms?

The nervous system is a system in the body which sends signals around the body. It lets people and animals respond to what is around them. The central nervous system is the brain, the spinal cord, and nerves. It is present in most animals. … The brain has billions of nerve cells to help think, walk, and breathe.

What are the 3 major organs of the nervous system?

The nervous system in a human is made of the brain, spinal cord, sensory organs and all the neurons that serve as communication channels between the various organs of the body.

What are the top 3 common nervous system disorders?

Examples include:Parkinson’s disease.Multiple sclerosis (MS).Amyotrophic lateral sclerosis (ALS).Alzheimer’s disease.Huntington’s disease.Peripheral neuropathies.

How do you explain the nervous system to a child?

The Nervous System. The nervous system is made up of the brain, the spinal cord, and a large network of nerves that covers all parts of the body. Together the nervous system helps different parts of our body communicate and allows our brain to control what is going on. Without the nervous system our brain would be mush …

What are the 5 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. Together, these organs are responsible for the control of the body and communication among its parts.

What is the main function of the central nervous system?

The central nervous system (CNS) controls most functions of the body and mind. It consists of two parts: the brain and the spinal cord. The brain is the center of our thoughts, the interpreter of our external environment, and the origin of control over body movement.

Is eye part of nervous system?

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.

Why nervous system is important?

The nervous system plays a role in nearly every aspect of our health and well-being. It guides everyday activities such as waking up; automatic activities such as breathing; and complex processes such as thinking, reading, remembering, and feeling emotions. The nervous system controls: Brain growth and development.

Why do we need a nervous system?

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.

What are the 4 main functions of the nervous system?

The four main functions of the nervous system are:Control of body’s internal environment to maintain ‘homeostasis’ An example of this is the regulation of body temperature. … Programming of spinal cord reflexes. An example of this is the stretch reflex. … Memory and learning. … Voluntary control of movement.

What is nervous system answer?

The nervous system is a complex network of nerves and cells that carry messages to and from the brain and spinal cord to various parts of the body. © VectorMine / Shutterstock.com.