What we usually call the gray & white matter is the nerve tissue of the spinal cord & this organ
518417
Chapter 3: The nervous system  Gray matter consists largely of the bodies of nerve and glial cells, whereas white ... is composed mainly of white matter, but also contains nuclei of gray matter. ... The spinal cord is a long, cylindrical mass of nervous tissue, oval or rounded in ... the dorsal root ganglion neurons arise directly within the organ or structure from...
518418
central nervous system facts, information, pictures | Encyclopedia ...  The central nervous system (CNS) is composed of the brain and spinal cord. ... the spinal cord nerve network to the various effector organs and tissue regions where ... Masses of gray matter that are present within the interior white matter are called ... The spinal cord usually terminates at the level of the first lumbar vertebra.
518419
Ch 12: Nervous Tissue Flashcards | Quizlet  central nervous system (CNS), which consists of the brain and spinal cord ... located primarily in visceral organs such as the stomach and lungs, to the .... many long unbranched processes and are located mainly in white matter ... gray matter .... We can perceive different types of touch due to frequency of impulses - how...
518420
Central nervous system - Wikipedia  The central nervous system (CNS) is the part of the nervous system consisting of the brain and ... In vertebrates, the brain is protected by the skull, while the spinal cord is protected by ... and tissue of the central nervous system and the peripheral nervous system. The central nervous system is divided in white and gray matter.
518421
Ch 14: Brain and Cranial Nerves Flashcards | Quizlet  How can we help? .... the part of the brain between the spinal cord and the diencephalon; ... The broad region where white matter and gray matter exhibit a netlike ..... These waves have frequencies of 4-7 Hz. Theta waves normally occur in ... Major function: Carry nerve impulses to and from many organs in the thoracic and...
452455
Brain Basics: Know Your Brain  Apr 17, 2015 ... Lying in its bony shell and washed by protective fluid, the brain is the source of all .... the cerebellum is a vital layer of tissue the thickness of a stack of two or three dimes. It is called the cortex, from the Latin word for bark. ... Like the lobes in the cerebral hemispheres, the structures described below come in...
489219
The Central Nervous System - RCN  The central nervous system is made up of the ... receives sensory input from the spinal cord as well as from its own nerves (e.g. ... The brain of all vertebrates develops from three swellings at the anterior end of the neural tube of the embryo. .... J. D., et. al., Science 251: 1355, 1991) shows activation of the cerebral cortex by a...
536268
The human brain | The Brain Tumour Charity  The brain is the most complex organ in our body and is responsible for everything we do - every thought we ... The brain stem connects the cerebrum with the spinal cord. ... The two main parts of the brain stem are the pons and the medulla oblongata. Pons. The pons takes its meaning from the Latin word meaning 'bridge'.
285325
respiratory center - Memidex dictionary/thesaurus  located in the medulla oblongata, which is the lowermost part of the brain stem. ... the part of the vertebrate brain that is continuous posteriorly with the spinal cord and ... It's continuous with the spinal cord and controls involuntary vital functions...
284959
Detailed Information: The Meninges and Cerebrospinal Fluid  The meninges of the brain and spinal cord are continuous, being linked through the magnum foramen. ... The pia mater is the innermost layer of the meninges.
154139
Meninges - New World Encyclopedia  Sep 26, 2008 ... In mammals, the meninges is a group of three membranes: The dura ... It is composed of fibrous tissue covered on its outer surface by a sheet of flat ... refers to "hard mother," reflecting that it is the tough and inflexible of the three layers. ... The pia mater helps protect the brain and spinal neurons from direct...
213352
J! Archive - Show #1210, aired 1989-12-01  Your spinal cord is shielded by the spinal column & your brain is shielded by this ... About 40% of your body weight consists of 100s of these contracting tissues...
318817
Overview of neuron structure and function | The neuron and nervous ...  These include nerve cells (or neurons) and glial cells (or glia). Neurons are the basic functional units of the nervous ... The central nervous system (CNS) consists of the brain and ..... up of two types of cells, neurons and glia, with the neurons .... In Life: The science of biology (9th ed., pp.
489220
Central nervous system - Wikipedia  The central nervous system (CNS) is the part of the nervous system consisting of the brain and spinal ... In vertebrates, the brain is protected by the skull, while the spinal cord is protected by the ... composed of neuron-bodies constituting gray matter, while internally there is more white ..... Principles of neural science (5. ed.).
536271
The human brain - The Brain Tumour Charity  It is the most complex organ in our body and is responsible for everything we do - every thought we have, ... The brain stem connects the cerebrum with the spinal cord. ... It takes its name from the Latin word meaning 'bridge'. ... The pons helps to relay information from the medulla oblongata to higher parts of the brain.
115631
Central nervous system - Wikipedia  The central nervous system (CNS) is the part of the nervous system consisting of the brain and spinal cord. The central nervous system is so named because it integrates information it ... In vertebrates, the brain is protected by the skull, while the spinal cord is ... This can also be seen macroscopically on brain tissue.
461999
Brain Anatomy | White Matter, Cerebellum, Cerebral Cortex, Medulla  Aug 20, 2016 ... The cerebellum, little brain, is the second largest region of the brain. ... Centers in the hypothalamus regulate our body temperature, blood sugar, hunger ... The medullathe most primitive brain structurecontrols our ... The front and back arteries interconnect at the circle of Willis at the base of the brain.
102215
Grey matter - Wikipedia  Grey matter (or gray matter) is a major component of the central nervous system, consisting of ... In living tissue, grey matter actually has a very light grey colour with ... matter refers to unmyelinated neurons and other cells of the central nervous ... Grey matter contains most of the brain's neuronal cell bodies. .... nerve fibers...
7399
brain facts, information, pictures | Encyclopedia.com articles about ...  The peripheral nervous system, composed of nerves which run to all parts of the body ... Also located in the hindbrain is the cerebellum, which controls balance. ... is large compared to the rest of its brain, since it controls coordination and balance in flying. ... The tissue of the cerebral cortex is about 0.08 to 0.16 inches (2 to 4...
49704
BBC Science & Nature - Human Body and Mind - Nervous System ...  Find out about nerve cells and nerves and how nerve impulses travel around your body. ... These fibres vary in length from microscopic to over 1 metre. ... towards the cell body, called dendrites, and fibres that carry information away from it, called axons. ... About the BBC | Help | Terms of Use | Privacy & Cookies Policy.
235565
central nervous system facts, information, pictures | Encyclopedia ...  The central nervous system (CNS) is composed of the brain and spinal cord. ... anatomy of the brain use the gyri and sulcias anatomical landmarks to define particular ... The spinal cord usually terminates at the level of the first lumbar vertebra.