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 is the nervous system important?
The nervous system controls movement and balance, the five senses (sight, hearing, taste, smell, and touch), your thought processes, and how awake and aware you are. It includes the brain, the spinal cord, and all the nerves in the body.
Can you live without a nervous system?
Since it controls vital functions such as breathing, swallowing, digestion, eye movement and heartbeat, there can be no life without it. But the rest of the brain is obviously capable of some remarkable feats, with one part able to compensate for deficiencies in another.
Why is the nervous system important essay?
Without the nervous system, humans would not be able to function. Nervous tissue is composed of cells called neurons, which allow the body to convey messages through electrical nerve impulses. Neurons help us make sense of stimulation, control muscle contractions, and coordinate many bodily functions and movements.
What is the most important part of the nervous system?
The brain and the spinal cord make up the 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 would happen if we had no neurons?
Everything we think and feel and do would be impossible without the work of neurons and their support cells, the glial cells called astrocytes (4) and oligodendrocytes (6). Neurons have three basic parts: a cell body and two extensions called an axon (5) and a dendrite (3).
What are 3 interesting facts about the nervous system?
11 Fun Facts About the Nervous System
- The body has billions of nerve cells. …
- Neurons are made of three parts. …
- Neurons may look different from one another. …
- Neurons are programmed to do different things. …
- There are two parts of the nervous system. …
- There are two types of nervous systems.
Can we live without sympathetic nervous system?
When faced with imminent physical danger, the human body’s sympathetic nervous system triggers our “fight-or-flight” response. The sympathetic nervous system is normally harmonized network of brain structures, nerves and hormones that, if thrown off balance, can result in serious complications.
How do you introduce your nervous system?
Like other systems in the body, the nervous system is composed of organs, principally the brain, spinal cord, nerves, and ganglia. These, in turn, consist of various tissues, including nerve, blood, and connective tissue. Together these carry out the complex activities of the nervous system.
Is the nervous system?
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. The nervous system includes both the Central nervous system and Peripheral nervous system.
What are the parts and 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.
How can we protect our nervous system?
Follow the prevention guidelines below to keep your body and nervous system healthy:
- Exercise regularly. …
- Do not smoke or use other tobacco products. …
- Get plenty of rest.
- Take care of health conditions that may cause decreased nervous system functioning, such as: …
- Eat a balanced diet.