[permalink] [id link]
The central analgesia system is mediated by 3 major components: the periaquaductal grey matter, the nucleus raphe magnus and the nociception inhibitory neurons within the dorsal horns of the spinal cord, which act to inhibit nociception-transmitting neurons also located in the spinal dorsal horn.
Some Related Sentences
central and analgesia
Morphine has long been known to act on receptors expressed on cells of the central nervous system resulting in pain relief and analgesia.
There is both an analgesia system in the central nervous system and peripheral receptors that decreases the grade in which nociception reaches the higher brain areas.
Further high frequency TENS reduces excitation of central neurons that transmit nociceptive information, reduces release of excitatory neurotransmitters ( glutamate ) and increases the release of inhibitory neurotransmitters ( GABA ) in the spinal cord, and activates muscarinic receptors centrally to produce analgesia ( in effect, temporarily blocking the pain gate ).
central and system
Like almost everybody else, he confused the heart, both as organ and as symbol, with the disturbed psyche, the deranged glands, and the jumpy central nervous system.
At the central level the scrutin uninominal voting system was selected over some form of the scrutin de liste system, even though the latter had been recommended by Duverger and favored by all political parties.
Thus the Congress marks a formal recognition of the political system that was central to world politics for a century.
If the house is not wired adequately for electricity or if plumbing or a central heating system must be installed, check into the cost of making these improvements.
To set up a co-operative library system, the law requires a central book collection of 100,000 nonfiction volumes as the nucleus, and the system is organized around it.
The major part of this collection is in the central headquarters building, and the remainder is divided among five libraries in the system designated as subject centers.
The nervous system is basically the same as in other vertebrates, with a central brain, a spinal cord, and nerves throughout the body.
The Declaration announced the states ' entry into the international system ; the model treaty was designed to establish amity and commerce with other states ; and the Articles of Confederation, which established “ a firm league ” among the thirteen free and independent states, constituted an international agreement to set up central institutions for the conduct of vital domestic and foreign affairs.
In vertebrates, the axons of many neurons are sheathed in myelin, which is formed by either of two types of glial cells: Schwann cells ensheathing peripheral neurons and oligodendrocytes insulating those of the central nervous system.
Any type of focal lesion of the central nervous system ( such as stroke, brain tumour, multiple sclerosis ) will cause the type of ataxia corresponding to the site of the lesion: cerebellar if in the cerebellum, sensory if in the dorsal spinal cord ( and rarely in the thalamus or parietal lobe ), vestibular if in the vestibular system ( including the vestibular areas of the cerebral cortex ).
Exogenous substances that cause ataxia mainly do so because they have a depressant effect on central nervous system function.
Under the old Soviet central planning system, Armenia had developed a modern industrial sector, supplying machine tools, textiles, and other manufactured goods to sister republics in exchange for raw materials and energy.
Albertus made this a central component of his philosophical system, arguing that an understanding of the celestial influences affecting us could help us to live our lives more in accord with Christian precepts.
Canine distemper virus ( CDV ) is known to cause apoptosis in central nervous system and lymphoid tissue of infected dogs in vivo and in vitro.
When gastric hydrochloric acid reaches the nerves in the gastrointestinal mucosa, they signal pain to the central nervous system.
A notable opioid for the purpose of relief of diarrhoea is loperamide which is only an agonist of the μ opioid receptors in the large intestine and does not have opioid affects in the central nervous system as it doesn't cross the blood – brain barrier in significant amounts.
Naming the central ray passing through the entrance pupil the axis of the pencil or principal ray, it can be said: the rays of the pencil intersect, not in one point, but in two focal lines, which can be assumed to be at right angles to the principal ray ; of these, one lies in the plane containing the principal ray and the axis of the system, i. e. in the first principal section or meridional section, and the other at right angles to it, i. e. in the second principal section or sagittal section.
Damage to the central nervous system and peripheral nervous system can occur from sustained alcohol consumption.
Alcohol's primary effect is the increase in stimulation of the GABA < sub > A </ sub > receptor, promoting central nervous system depression.
central and is
Why, in the first place, call himself a liberal if he is against laissez-faire and favors an authoritarian central government with womb-to-tomb controls over everybody??
The central concern of Erich Auerbach's impressive volume called Mimesis is to describe the shift from a classic theory of imitation ( based upon a recognition of levels of truth ) to a Christian theory of imitation in which the levels are dissolved.
Almost nothing is said of Charles' spectacular victories, the central theme being the heroic loyalty of the Swedish people to their idolized king in misfortune and defeat.
An advantage of being exposed to such specificity about an important and recurring feature of social reality is that it can be taken advantage of by the reader to examine covert as well as overt resonances within himself, resonances triggered by explicit symbols clustering around the central figure of the Jew.
It is obvious that the historian who seeks to recapture the ideas that have motivated human behavior throughout a given period will find the art and literature of that age one of his central and major concerns, by no means a mere supplement or adjunct of significant historical research.
The Walnut Trees Of Altenburg is composed in the form of a triptych, with the two small side panels framing and enclosing the main central episode of the novel.
There is a trend to packaging meat at a central source, freezing it, and shipping it to outlying stores, where meat cutters will not be required.
The girls are kept booked and moving by several agents, notably voluble, black-bearded Murat Somay, a Manhattan Turk who is the Sol Hurok of the central abdomen.
One matter of concern to the complete effectiveness of pool operations is the lack of adequate central garage facilities.
No matter what style your home is, ranch, two-story, Colonial or contemporary, central air conditioning is easily installed.
Its oil for heating is metered monthly to each home from a line that starts at a central storage point.
On this first venture the central storage is 20,000 gallons, in two tanks, or an average of 400 gallons for each of the 50 homes.
The central storage is near a main artery quite easy to reach with large transports on a short crescent swing, with fewer trucks in the residential streets.
The measured brightness temperature is a good approximation to the brightness temperature at the center of the lunar disk because of the narrow antenna beam and because the temperature distribution over the central portion of the moon's disk is nearly uniform.
Furthermore, conditioned reactions are fundamentally altered when the hypothalamic sympathetic reactivity is augmented beyond a critical level, and several types of behavioral changes probably related to the degree of central autonomic `` tuning '' are observed.
It has further been shown that: ( 1 ) an experimental neurosis in its initial stages is associated with a reversible shift in the central autonomic balance ; ;
This movement of industry away from the central cities is not so catastrophically new as some prophets seem to believe.
Only a radical change in the nature of the population in the central city would be likely to destroy this preference -- and we must now turn our attention to the question of whether such a change, gloomily foreseen by so many urban diagnosticians, is actually upon us.
Both of them did communicate one central theme: Against the ruin of the world, there is only one defense -- the creative act.