(n.) The skull of an animal; especially, that part of the skull, either cartilaginous or bony, which immediately incloses the brain; the brain case or brainpan. See Skull.
Example Sentences:
(1) Fractures to the midface in the pediatric age group are rare because the mandible and cranium provide protection and absorb most of the traumatic impact.
(2) By fitting the gradient of computer simulated fields to those measured outside the cranium, the accuracy of source localization was substantially improved.
(3) MRI revealed cranium bifida and agenesis of anterior medullar velum.
(4) The type specimen of Turkanapithecus kalakolensis recently recovered from northern Kenya preserves a partial cranium and mandible.
(5) Forty-two ASA physical status I and II patients without history of cardiac or pulmonary disease undergoing surgery not involving the cranium or thorax.
(6) Vascular reconstruction, free vascularized pedicle grafts, transfacial exposure combined with classic neurosurgical exposure have provided a new era for successful surgery of the frontal fossa of the cranium.
(7) A method is described whereby three-dimensional co-ordinates of points on a cranium can be recorded in terms of azimuth, elevation and radial distance from a selected point.
(8) Radiograms of the cranium show a "pumice-stone" appearance of the dome and deformation of the sella turcica.
(9) At the time of initial ultrasonographic assessment, the mother was identified to have a markedly small cranium, consistent with maternal microcephaly.
(10) Spread to the most distal parts of the cranium was only accomplished after the intervening sychondroses had fused.
(11) All patients experiencing infection underwent simultaneous reconstruction of the frontal cranium and nose and three- or four-wall reconstruction of the orbit, where the frontal sinus had previously been eliminated and where a previous bone infection had been present.
(12) Non-metrical variants of the human cranium have been studied in 186 London crania of known age, sex and date of birth.
(13) Exencephaly should be regarded as the most severe form of cranium bifidum, as myeloschisis is in spina bifida.
(14) Cancers and tumours of the ethmoid bone are characterized by the possibility of extension towards the lamina cribrosa and within the cranium.
(15) A method of neurovegetative blockade with and without cranio-cerebral cooling has been worked out to deal with patients with traumas of the cranium and brain of varying severity.
(16) At autopsy, each had a small brain, hydrocephalus, and bony anomaly of the cranium, the one of the posterior fossa and the other of the foramen magnum; in addition, one had absence of the corpus callosum.
(17) A clinical course and the results of treatment of infections in 53 neonates with visceral cranium defects are discussed.
(18) In contrast, although the cortical architecture is often distorted, neuronal maturation in cases of cranium bifidum cysticum is primarily complete, demonstrating normal cerebral cortical layers and NSE positive neural elements.
(19) The prosector's diagnosis of brain atrophy is not supported by the brain weight of 1,336 g, which is near the average brain weight for men of the corresponding age, nor by the volume of the cranium.
(20) Scan microscopic studies were conducted on the periosteal surface and the fracture surfaces of ribs, tibia and vault of the cranium.
Uranium
Definition:
(n.) An element of the chromium group, found in certain rare minerals, as pitchblende, uranite, etc., and reduced as a heavy, hard, nickel-white metal which is quite permanent. Its yellow oxide is used to impart to glass a delicate greenish-yellow tint which is accompanied by a strong fluorescence, and its black oxide is used as a pigment in porcelain painting. Symbol U. Atomic weight 239.
Example Sentences:
(1) These steps signify a willingness for engagement not seen before, but they have been overshadowed by the "nuclear crisis" triggered in October 2002 when Pyongyang admitted to having the "know-how", but not the technology, for a highly enriched uranium route to nuclear weapons.
(2) It paves the way for Iran to get nuclear weapons.” Under the deal, Iran committed to reducing the number of its centrifuges by two-thirds, capping its level of uranium enrichment well below the level needed for bomb-grade material, reducing its enriched uranium stockpile from around 10,000kg to 300kg for 15 years, and submitting to international inspections to verify its compliance.
(3) A simple method for distinction between RNA- and DNA-containing structures in aldehyde- and osmiumtextroxide-fixed electron microscopic autoradiographs (or ordinary thin sections) is described: the developer and the acetic acid used for processing autoradiographs extract selectively uranium acetate from DNA containing-structures which, after staining with lead citrate, leads to a characteristically 'bleached' appearance of the DNA.
(4) When the reactor is running, high-speed particles called neutrons strike the uranium atoms and cause them to split in a process known as nuclear fission.
(5) Lung dissolution of industrial uranium tetrafluoride (UF4) was tested in rats and baboons by intratracheal instillation and inhalation, to check the W classification given to UF4 by the International Commission on Radiological Protection.
(6) We aggressively push new uranium deals to countries like India , whose nuclear industry has been called unsafe by its own auditor general , and which point blank refuses to sign the global nuclear non-proliferation treaty .
(7) A chemist working at Iran's main uranium enrichment plant was killed on Wednesday when attackers on a motorbike stuck a magnetic bomb to his car.
(8) The 20%-enriched uranium stockpile would be at the heart of the new diplomatic effort.
(9) The aim of the present study was to determine whether the nephrotoxicity of the uranium-containing compound uranyl fluoride (UO2F2) is enhanced after unilateral nephrectomy.
(10) After fixing, some specimens were embedded in resin and prepared in ultra thin sections before being triple stained with tannic acid-ethanol uranium-lead.
(11) Among the ideas on the table were cutting Iran’s uranium stockpile, slowing the speed of the centrifuges or reconfiguring them.
(12) He was responsible for securing vital uranium-enrichment technology, photographing centrifuge blueprints that a German executive had been bribed into temporarily "mislaying" in his kitchen.
(13) Obama described the site, apparently a second Iranian facility for enriching uranium, as a "disturbing revelation".
(14) In kidney and bone, only administration of Tiron at 0, 0.25, or 1 hr after uranium injection, or gallic acid at 1 hr after uranium exposure significantly reduced tissue uranium concentrations.
(15) The following correction was printed in the Guardian's Corrections and clarifications column, Saturday November 17 2007 The obituary below said that some of the uranium used in the Little Boy atom bomb was snatched from Soviet-occupied Germany in 1945 by an Anglo-American special unit.
(16) The six powers (US, UK, France, Russia, China and Germany) will make it clearer to Iran that relief from the current severe sanctions regime will be available if Iran stops producing 20%-enriched uranium – a particular proliferation concern as it could easily turned into weapons-grade uranium should Iran take the decision to make a bomb.
(17) Using the Kaplan-Meier method, actuarial survival data were estimated in cancer patients registered in the Cancer Registry of Health Institute of Uranium Industry during 1976-1983, and in those followed up for 3 years and longer after the initiation of their treatment.
(18) Seventy-three rats were exposed to an aerosol of enriched uranium dioxide (UO2), giving initial lung burdens of 26 to 447 micrograms at 6 days post-inhalation (PI).
(19) Does Obama include the right to enrich uranium, which Iran is entitled to do as a signatory of the nuclear non-proliferation treaty?
(20) A future in which Iran doesn’t have a single centrifuge for enriching uranium?