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Since and subarachnoid

Since the arachnoid membrane and the dura mater exist in flush contact with one another in the living person's spine ( due to fluid pressure from CSF in the subarachnoid space pushing the arachnoid membrane out towards the dura ), once the needle has pierced the dura mater it has also traversed the thinner arachnoid membrane and is now in the subarachnoid space.

Since and space

Since there is a continual loss of micrometeoritic material in space because of the radiation effects, there must be a continual replenishment: otherwise, micrometeorites would have disappeared from interplanetary space.

Since Af are linearly independent functions and the exponential function has no zeros, these R functions Af, form a basis for the space of solutions.

Since the earth is rotating and the unleveled gyro-stabilized platform is fixed with respect to a reference in space, an observer on the earth will see the platform rotating ( with respect to the earth ).

Since the block headers occupied space, the usable capacity of the drive was dependent on the block size.

Since there are infinitely many vectors in the basis, this is an infinite-dimensional Hilbert space.

Since commercial signage usually has limited physical space, signage is normally in French alone.

Since a maximal ideal in A is closed, is a Banach algebra that is a field, and it follows from the Gelfand-Mazur theorem that there is a bijection between the set of all maximal ideals of A and the set Δ ( A ) of all nonzero homomorphisms from A to C. The set Δ ( A ) is called the " structure space " or " character space " of A, and its members " characters.

Since every compact Hausdorff space is a Tychonoff space, and every subspace of a Tychonoff space is Tychonoff, we conclude that any space possessing a Hausdorff compactification must be a Tychonoff space.

Since the map d restricts to 0 on I x 2 ( the reader should verify this ), d descends to a map from I x / I x 2 to the dual of the tangent space, ( T x M )*.

Since Cauchy sequences can also be defined in general topological groups, an alternative to relying on a metric structure for defining completeness and constructing the completion of a space is to use a group structure.

Since the corona has been photographated at high resolution in the X-rays by the satellite Skylab in 1973, and then later by Yohkoh and the other following space instruments, it has been seen that the structure of the corona is very various and complex: different zones have been immediately classified on the coronal disc

Since traditional " Euclidean " space never reaches infinity, the projective equivalent, called extended Euclidean space, must be formed by adding the required ' plane at infinity '.

Since work is defined as a force acting through a distance ( a length of space ), energy is always equivalent to the ability to exert pulls or pushes against the basic forces of nature, along a path of a certain length.

Since Euclidean space is a metric space it is also a topological space with the natural topology induced by the metric.

Since this implies that one particle is communicating with the other instantaneously across space, i. e. faster than light, this is the " paradox ".

Since and around

Since early BBSes were frequently run by computer hobbyists, they were typically technical in nature with user communities revolving around hardware and software discussions.

Since about 2001, territorial defence forces, which as of 2002 number around 150, 000, have been forming, organized into battalions, companies, and platoons spread across Belarus.

" Since no one in the raiding party is carrying any change, nor do they realize that there is nothing stopping them from simply riding around the tollbooth, Taggart sends someone back to town to " get a shitload of dimes ".

Since Rimbert mentions them to have crossed the seas by ship " where it was possible " they clearly had the alternative of going around them as well, meaning that the seas were probably the numerous lakes in southern Sweden.

Since 2003, a 1, 070 km pipeline has been used to export crude oil from the oilfields around Doba to offshore oil-loading facilities on Cameroon's Atlantic coast at Kribi.

Since the end of Capoeira prohibition, knifes or razors are unlikely to come around the roda, so usually this toque is played only in some presentations.

Since the middle of the 1820s, numerous works comprising coke blast furnaces as well as puddling and rolling mills were built in the coal mining areas around Liège and Charleroi.

Since the early 1940s, Kingman Reef has had very little human contact, though amateur radio operators from around the world have occasionally visited the reef to put it " on the air " in what is known as a DX-pedition.

Since the rise of karaoke around the world, karaoke contests have been a phenomenon that has entered main stream culture.

Since thousands of different types of wood products manufacturing plants exist around the globe, and may be integrated ( lumber, plywood, paper, etc.

Since then, Labour Day has been not only a public holiday but also a day of mass community involvement around the country.

Since the arrival of humans around 2, 350 years ago, Madagascar has lost more than 90 percent of its original forest.

Since gravitational effects are all around us, it is impossible to pin down the exact date when humans first discovered gravitational mass.

Since then, the Society, guided by its International Steering Committee, has grown to over 4, 000 members and some 6, 000 associate supporters across more than 50 countries around the world.

Since outdoor activities are severely curtailed by heavy rain, snow and the wind chill, forecasts can be used to plan activities around these events, and to plan ahead and survive them.

Since the speed of sound increases as the temperature increases, the actual speed of an object traveling at Mach 1 will depend on the fluid temperature around it.

Since Maeshowe is the largest and most sophisticated example of the Maeshowe " type " of tomb, archaeologists have suggested that it is the last of its class, built around 2800 BC.

Since the roads to the airport had not been cleared, the carriers became stuck in traffic and finally arrived around midnight.

Since the binding energy per nucleon peaks around iron, energy is only released in fusion processes occurring below this point.

Since around the start of the twentieth century, Haeckel's " biogenetic law " has been refuted on many fronts.

Since 1992, hundreds of planets around other stars (" extrasolar planets " or " exoplanets ") in the Milky Way Galaxy have been discovered.

Since a capacity to experience the sensations of suffering or satisfaction is a prerequisite to having any preferences at all, and a fetus, up to around eighteen weeks, says Singer, has no capacity to suffer or feel satisfaction, it is not possible for such a fetus to hold any preferences at all.

Since the cylinder in these revolvers is firmly attached at the front and rear of the frame, and since the frame is typically full thickness all the way around, fixed cylinder revolvers are inherently strong designs.

Since 2002, the Conservative movement has coalesced around a single across-the board approach to the role of women in Jewish law.

Since and brain

Since the brain effects of hypoglycemia, termed neuroglycopenia, determine whether a given low glucose is a " problem " for that person, most doctors use the term hypoglycemia only when a moderately low glucose level is accompanied by symptoms or brain effects

Since then, a whole series of relatively large areas of the brain have been found to be involved in speech processing.

" Since over 90 % of the neurons in the brain release either glutamate or GABA, these labels encompass the great majority of neurons.

* Since the skull ossifies over the brain during infant development, external craniological means could be used to diagnose the internal states of the mental characters

Since the brain is contained within the nearly rigid cranial cavity, the cerebrospinal fluid pulsation moves into the more compliant spinal canal having nearly zero net flow during each cardiac cycle.

Since the bacteria are blood-borne, several organs can be affected, including the spleen and brain.

Since rule-based tasks use the hypothesis-testing system of the brain, it can be concluded that the hypothesis-testing system of the brain was damaged / weakened.

Since many dinosaur fossils were found in Mongolia, their names often use Mongolian words, e. g. Tarchia from tarkhi, meaning " brain ", or Saichania meaning " beautiful one ".

Since at least the time of Ramon y Cajal, psychologists have speculated that the brain stores memory by altering the strength of connections between neurons that are simultaneously active.

Since the majority of any organ tends to be made from one embryo or the other, while a mixed-sex brain could occur in any proportion, generally the brain would be primarily male or female.

Since older memories are retained without need of concentration, previously formed long-term memories ( i. e., those formed before the period of delirium ) are usually preserved in all but the most severe cases of delirium ( and when destroyed, are destroyed by the underlying brain pathology, not the delirious state per se ).

Since the distribution of the defective mitochondrial DNA may vary from organ to organ within the body, and each mutation is modulated by other genome variants, the mutation that in one individual may cause liver disease might in another person cause a brain disorder.

Since there is no movement of the brain ( s ), however, this is not quite the same as a whole-body transplant.

Since the magnetic signals emitted by the brain are on the order of a few femtoteslas, shielding from external magnetic signals, including the Earth's magnetic field, is necessary.

Since Dennett wrote Elbow Room ( 1984 ) there has been an on-going attempt by some scientists to answer this question by suggesting that the brain is a device for controlling quantum indeterminacy so as to construct behavioral choice.

Since a child can hear a regular verb for the first time and immediately reuse it correctly in a different tense which he or she has never heard, it is clear that the brain does work with rules, but irregular verbs must be processed differently.

Since, according to standard functionalist theories, mental states are the corresponding functional role, mental states can be sufficiently explained without taking into account the underlying physical medium ( e. g. the brain, neurons, etc.

Since patients with severe AS cannot increase their cardiac output, the blood pressure falls and the patient will syncopize due to decreased blood perfusion to the brain.

Since the early 1990s, fMRI has come to dominate brain mapping research because it does not require people to undergo shots, surgery, or to ingest substances, or be exposed to radiation.

Since the 1890s it has been known that changes in blood flow and blood oxygenation in the brain ( collectively known as hemodynamics ) are closely linked to neural activity.

Since 2001, Johnson has suffered a series of minor right brain strokes.

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