The main parts of the nervous system are: Central nervous system (CNS): Your brain and spinal cord make up your CNS. Your brain uses your nerves to send messages to the rest of your body. Each nerve has a protective outer layer called myelin.
What is the main system 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 nervous systems called?
The nervous system of vertebrates (including humans) is divided into the central nervous system (CNS) and the peripheral nervous system (PNS). The (CNS) is the major division, and consists of the brain and the spinal cord. The spinal canal contains the spinal cord, while the cranial cavity contains the brain.
What are the 4 major 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 are the 3 main functions of nervous system?
Divisions of the Nervous System
The nervous system has three broad functions: sensory input, information processing, and motor output.
What are the 3 types of nervous system?
It has three parts: The sympathetic nervous system. The parasympathetic nervous system. The enteric nervous system.
What is sympathetic and parasympathetic?
The autonomic nervous system comprises two parts- the sympathetic and parasympathetic nervous system. The sympathetic nervous system activates the fight or flight response during a threat or perceived danger, and the parasympathetic nervous system restores the body to a state of calm.
What neurogenesis means?
Neurogenesis is the process by which new neurons are formed in the brain. … Stem cells can divide indefinitely to produce more stem cells, or differentiate to give rise to more specialised cells, such as neural progenitor cells. These progenitor cells themselves differentiate into specific types of neurons.
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.
- Afferent neurons. …
- Efferent neurons. …
What are the 5 main functions of the nervous system?
5 Major Functions of Nervous System
- Detection of both internal environment and external environmental changes of the body.
- Conduction of Information.
- Integration of Information.
- Respond to stimuli.
What are the 5 nervous system?
The Brain and Spinal Cord Are the Central Nervous System. Nerves and Sensory Organs Make Up the Peripheral Nervous System. Together, the central nervous system (CNS) and the peripheral nervous systems (PNS) transmit and process sensory information and coordinate bodily functions.
What are two main functions of the nervous system?
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 another name for neuron?
Neuron Synonyms – WordHippo Thesaurus.
What is another word for neuron?
What are the three main parts of the nervous system quizlet?
The main parts of the nervous system include the brain, spinal cord, and the peripheral nerves. You just studied 29 terms!