Low partial pressure of atmospheric oxygen such as found at high altitude or by reduced replacement of oxygen in the breathing mix.

*** Low partial pressure of oxygen in the lungs when switching from inhaled anesthesia to atmospheric air, due to the Fink effect, or diffusion hypoxia.

Low oxygen levels lead to hypoxic pulmonary vasoconstriction, the tightening of small blood vessels in the lung to create an optimal distribution of blood through the lung.

# Low oxygen alarm-Almost all circuits have a backup alarm in case the oxygen delivery to the patient becomes compromised.

Low oxygen saturation and disturbed arterial blood gas readings support the proposed diagnosis by suggesting a pulmonary shunt.

Low oxygen levels recorded along the Gulf Coast of North America have led to reproductive problems in fish involving decreased size of reproductive organs, low egg counts and lack of spawning.

Low pH in the blood sends a signal to the brain that it needs oxygen before it actually needs oxygen.

Low oxygen conditions are at their worst in the late summer, after several months of limited flushing and maximum plankton production near the surface.

Low valent volatile sulfur compounds are also found in areas where oxygen levels in the air are low, posing a risk of suffocation.

we are stronger and more self-confident -- and Low cannot so easily put us to rights.

( c ) Ligeantia localis, by operation of law, when a friendly alien enters the country, because so long as they are in the country they are within the Sovereign's protection, therefore they owe the Sovereign a local obedience or allegiance ( R v Cowle ( 1759 ) 2 Burr 834 ; Low v Routledge ( 1865 ) 1 Ch App 42 ; Re Johnson, Roberts v Attorney-General 1 Ch 821 ; Tingley v Muller 2 Ch 144 ; Rodriguez v Speyer AC 59 ; Johnstone v Pedlar 2 AC 262 ; R v Tucker ( 1694 ) Show Parl Cas 186 ; R v Keyn ( 1876 ) 2 Ex D 63 ; Re Stepney Election Petn, Isaacson v Durant ( 1886 ) 17 QBD 54 );

Conversely the use of true brass seems to have declined in Western Europe during this period in favour of gunmetals and other mixed alloys but by the end of the first Millennium AD brass artefacts are found in Scandinavian graves in Scotland, brass was being used in the manufacture of coins in Northumbria and there is archaeological and historical evidence for the production of brass in Germany and The Low Countries areas rich in calamine ore which would remain important centres of brass making throughout the medieval period, especially Dinant – brass objects are still collectively known as dinanterie in French.

Low serves are also used frequently, either forehand or backhand.

Low concentrations are not a problem for bacteria because they simply ignore the waste that surrounds the metals, attaining extraction yields of over 90 % in some cases.

Low cost, availability, and portability are cited by practitioners as qualities which make this common writing tool a convenient, alternative art supply.

Low, broken-in, soft-soled, non-marking shoes, such as dance shoes, sneakers, or sandals, are recommended and, in some places, required.

The term " Low Fantasy " is used to represent other types of fantasy, however, so while comic fantasies may also correctly be classified as low fantasy, many examples of low fantasy are not comic in nature.

Low carbohydrate diets such as Atkins and Protein Power are relatively high in protein and fats.

Low surface brightness dwarf galaxies are important sources of information for studying dark matter, as they have an uncommonly low ratio of visible matter to dark matter, and have few bright stars at the center which would otherwise impair observations of the rotation curve of outlying stars.

In English, the terms poniard and dirk are loaned during the late 16th to early 17th century, the latter in the spelling dork, durk ( presumably via Low German, Dutch or Scandinavian dolk, dolch, ultimately from a West Slavic tulich ), the modern spelling dirk dating to 18th-century Scots.

Low explosives are compounds where the rate of decomposition proceeds through the material at less than the speed of sound.

Low explosives are normally employed as propellants.

Low percentage gels are very weak and may break when you try to lift them.

Low numbers ( below 31 and especially below 12 ) are popular because people play birthdays as their so-called lucky numbers ; hence a win in which these numbers are over-represented is more likely to result in a shared payout.

Low frequency inductors are constructed like transformers, with cores of electrical steel laminated to prevent eddy currents.

While Dutch is classified as a Low Franconian language, the Dutch Low Saxon varieties, which are also defined as Dutch dialects, form a dialect continuum with the Westphalian language.

Low temperature, starvation of the cells and high multiplicity of infection ( MOI ) are known to favor lysogeny ( see later discussion ).

Low male-to-female ratios are usually the result of a war, but these figures were lower than the sex ratio of 88. 3 males per 100 females recorded for 1953, the last year of the Korean War.

Low phosphate levels are an important limit to growth in some aquatic systems.

Low passes are lacking, and the principal roads and the railroads between France and Spain run only in the lowlands at the western and eastern ends of the Pyrenees, near sea level.

* Low Mass: the priest sings no part of the Mass, though in some places a choir or the congregation sings, during the Mass, hymns not always directly related to the Mass.

Low doses of clonazepam is most effective with a 90 % success rate, how this drug works to restore REM atonia is unclear, however it is thought to suppress muscle activity, rather than directly restoring atonia.

Queen Street station's platforms are on two levels, with the High Level platforms running directly north-south, and the Low Level running east-west.

However, despite the Dutch gables, a feature of the English Renaissance acquired as the style spread from France across the Low Countries to England, and the Gothic elements, much of the architectural influence is directly Italian.

The Renaissance was brought to Poland directly from Italy by artists from Florence and the Low Countries, starting the Polish Renaissance.

Low level laser therapy administered at specific doses and wavelengths directly to the lateral elbow tendon insertions offers short-term pain relief and less disability in LET, both alone and in conjunction with an exercise regimen.

It opened in 1877, replacing the Great Low Water Basin, which had opened directly onto the River Mersey to the east.

The ' Low Water Content ' boiler has a lower and upper header connected by water tubes that are directly impinged upon from the burner.

Examples include the floppy disk controller on the Amstrad PCW, the 8087 coprocessor on the x86 when used in the IBM PC or its compatibles ( even though Intel recommended connecting it to a normal interrupt, causing the error pin on the 287 when used in the IBM PC / AT to be connected to a normal interrupt rather than directly to the 286 error pin, for which the handler jumps to the NMI handler, and later causing Intel, in the 486, to add the MS-DOS compatibility mode to it ), and the Low Battery signal on the HP 95LX.

Low voltage variations on a high-speed motor, which is reduced to low rpms can go unnoticed, but in a direct-drive, those variations are directly reflected on the rotational speed.

Accordingly, loanwords relating to warfare, trade, craftwork and bureaucracy entered the Swedish language directly from Low German, along with some grammatical suffixes and conjunctions.

Low order filters can be designed by directly applying basic circuit laws such as Kirchhoff's laws to obtain the transfer function.

Low educational skills of women directly relate to the limited employment options they have in society.

Low snow levels increases the grade to class 3-4 on the exposed granite ledges, in which cases it may be easier to ascend the glacier more directly to the summit.

Low DO levels do not directly affect drinking water quality.

2 and 3 were not directly accessible from Wolverhampton Low Level.

Stationed near the intersection of the Hanover Road and the Low Dutch Road — directly on Stuart's path — was the division of Brig.