What are two examples of the nervous system?

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.

What are the 5 nervous systems?

Peripheral Nervous System
  • Somatic Nervous System. The somatic nervous system is made up of motor neurons and sensory neurons that help the body perform voluntary activities.
  • Autonomic Nervous System. …
  • Sympathetic Nervous System. …
  • Parasympathetic Nervous System.

What are 3 things in the nervous system?

The nervous system includes the brain, spinal cord, and a complex network of nerves. This system sends messages back and forth between the brain and the body. The brain is what controls all the body’s functions.

How do we use the nervous system in everyday life?

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.

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.

How do you explain the nervous system?

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).

How does the nervous system affect human behavior?

Both voluntary movements, such as speech and walking, and involuntary movements, such as blinking and breathing, are regulated. It is the center of our emotions, perceptions, and feelings and behavior as well. Therefore, the central nervous system affects human behavior.

Which of the following is an example of a basic nervous system function?

The nervous system takes in information through our senses, processes the information and triggers reactions, such as making your muscles move or causing you to feel pain. For example, if you touch a hot plate, you reflexively pull back your hand and your nerves simultaneously send pain signals to your brain.

What is nervous system Class 5?

3. The nervous system includes the brain, nerves and spinal cord. It is the communication center for the body, sending and receiving messages, regulating body functions and serving as the control center for the five senses and for emotions, speech, coordination, balance, and learning.

How many nervous systems are there?

two parts
The nervous system has two parts, called the central nervous system and the peripheral nervous system due to their location in the body.

How many types of nerves are there?

You have two main types of nerves: Sensory nerves carry signals to your brain to help you touch, taste, smell and see. Motor nerves carry signals to your muscles or glands to help you move and function.

What is nervous system parts and functions?

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 is the largest nerve in the body?

Sciatic Nerve
Sciatic Nerve and Sciatica. The sciatic nerve is the longest, largest nerve in your body. Your sciatic nerve roots start in your lower back and run down the back of each leg.

What is nervous system short answer?

Say: ner-vus sis-tem. The nervous system controls everything you do, including breathing, walking, thinking, and feeling. This system is made up of your brain, spinal cord, and all the nerves of your body. The brain is the control center and the spinal cord is the major highway to and from the brain.

How do you explain the nervous system to a child?

What is the smallest nerve in the body?

Trochlear nerve:
  • It is also known as the fourth cranial nerve.
  • The smallest nerve in the human body is the trochlear nerve.
  • It allows the superior oblique muscle of the eye to move. It is feasible to look down because of this. The nerve also allows for eye movement toward or away from the nose.

How many nerves are in the heart?

Recent findings: Dr. Armour, in 1991, discovered that the heart has its “little brain” or “intrinsic cardiac nervous system.” This “heart brain” is composed of approximately 40,000 neurons that are alike neurons in the brain, meaning that the heart has its own nervous system.