When these signals reach the end of a neuron, they stimulate the release of chemicals called neurotransmitters.Neurotransmitters travel across synapses, spaces between neurons or between neurons and other body tissues and cells.Neurotransmitters can be classified as two types: excitatory or inhibitory. The brain, spinal cord, nerves, and neurons are all part of both of those systems. The nerves in the rest of your body make up your peripheral nervous system. Parts of the Nervous System The center of the nervous system is the brain. As with other higher vertebrates, the human nervous system has two main parts: the central nervous system and the peripheral nervous system. The sensory system is also a part of the nervous system. Glial cells work to support, nourish, insulate neurons and remove waste products. There are 2 divisions of the autonomic nervous system in the body: the sympathetic and parasympathetic divisions. This article will discuss the function of neurons and glial cells. The sensory system is also a part of the nervous system. What are the three parts of the Nervous System?, What are the 3 main components of the Nervous System?, What are the building blocks of the nervous system?, Where … The nervous system includes the central and peripheral nervous systems. This is an organ that processes all the information. While the endocrine system is not directly linked to the nervous system, the two interact in a number of ways. The sense organs, including the eye, contain receptors that are sensitive to stimuli and respond with reflex actions. The forebrain, midbrain, hindbrain, and spinal cord form the central nervous system (CNS), which is one of two great divisions of the nervous system as a whole. The parts of the nervous system are the brain, the spinal cord and nerves. Spinal cord or spinal medulla , which occupies upper two-thirds of the vertebral canal, and contains many reflex centers. The 2 main parts of the human nervous system is the central nervous system and the peripheral nervous system. This system utilizes glands located throughout the body, which secrete hormones that regulate a variety of things such as metabolism, digestion, blood pressure and growth. The ANS controls subconscious effectors such as visceral muscle tissue, cardiac muscle tissue, and glandular tissue. The parts of the central nervous system are the spinal cord and the brain. So, the main command center and the controlling system in our body is the brain. The nervous system works through an interconnected network of billions of neurons. The sense organs, including the eye, contain receptors that are sensitive to stimuli and respond with reflex actions. The nervous system includes the central and peripheral nervous systems. Nervous system definition is - the bodily system that in vertebrates is made up of the brain and spinal cord, nerves, ganglia, and parts of the receptor organs and that receives and interprets stimuli and transmits impulses to the effector organs. The brain is protected by the skull, while the spinal cord, which is about 17 inches (43 cm) long, is protected by the vertebral column. How Does the Nervous System Work? The nervous system comprises of two group of cells, glial cells and neurons. The peripheral nervous system is made up of thick bundles of axons, called nerves, carrying messages back and forth between the CNS and the muscles, organs, and senses in the periphery of the body (i.e., everything outside the CNS). The endocrine system is also essential to communication. Some parts of the nervous system can encode information from stimuli so intricately and deeply, that victims of traumatic events relive painful moments in their entirety, with the whole host of physiological responses, even with an unrelated stimulus. Central Nervous System. Sensory systems for vision, hearing, somatic sensation (touch), taste and olfaction (smell) work with the help of the sensory receptors, neural pathways and certain parts in the brain that help process sensory information. The nervous system has two major parts: the central nervous system (CNS) and the peripheral nervous system (PNS). Your central nervous system is made up of your brain and spinal cord. The nervous system has two major parts: the central nervous system (CNS) and the peripheral nervous system (PNS). The central nervous system is the control center for all incoming and outgoing messages.