(n.) A flat, circular plate; as, a disk of metal or paper.
(n.) The circular figure of a celestial body, as seen projected of the heavens.
(n.) A circular structure either in plants or animals; as, a blood disk; germinal disk, etc.
(n.) The whole surface of a leaf.
(n.) The central part of a radiate compound flower, as in sunflower.
(n.) A part of the receptacle enlarged or expanded under, or around, or even on top of, the pistil.
(n.) The anterior surface or oral area of coelenterate animals, as of sea anemones.
(n.) The lower side of the body of some invertebrates, especially when used for locomotion, when it is often called a creeping disk.
(n.) In owls, the space around the eyes.
Example Sentences:
(1) These findings suggest that clonidine transdermal disks lower blood pressure in hypertensive patients, but produce local skin lesions and general side effects.
(2) These observations suggest that the liver secretes disk-shaped lipid bilayer particles which represent both the nascent form of high density lipoproteins and preferred substrate for lecithin-cholesterol acyltransferase.
(3) Opsin becomes incorporated into the disk membrane by a process of membrane expansion and fusion to form the flattened disks of the outer segment.
(4) Somatic and functional antigens of Dictyocaulus filaria were comparatively studied by means of disk electrophoresis.
(5) We performed a prospective study on 68 eyes of 68 patients to compare the vertical cup-disk ratio obtained with the video-ophthalmograph to that obtained with manual analysis of black-and-white stereoscopic photographs.
(6) Visible light activates a large guanosine cyclic 3',5'-phosphate (cGMP)- and phosphodiesterase (PDE)-dependent infrared light-scattering change in suspensions of photoreceptor disk membranes.
(7) Three disks of different sizes (10, 25, and 45 mm in diameter) were attached to the edge of the baresthesiometer, and pressures of 1, 3 and 5 kg were applied to the 10 mm disk, and 1, 3, 5, and 7 kg to the other disks.
(8) The hemolytic characteristics of 14 different polydimethyl-siloxane materials were studied, using a rotating disk device to shear whole human blood for 6000 sec.
(9) These optic disk anomalies occurred bilaterally with some inter- and intra-individual variable expressivity.
(10) This is the first reported case, to the best of my knowledge, of disk neovascularization occurring after intravenously injected, crushed, unfiltered, methylphenidate HCl tablets.
(11) We have investigated the relationship between rhodopsin photochemical function and the retinal rod outer segment (ROS) disk membrane lipid composition using flash photolysis techniques.
(12) We found that the Na-Ca exchanger is distributed throughout all membranes in contact with the extracellular space, including the sarcolemma, the transverse tubules (T-tubules), and the intercalated disks.
(13) The minimal inhibitory concentration of netilmicin determined by the agar dilution method was correlated with the disk diffusion zone of inhibition against 322 clinical isolates.
(14) The initiation step consisting of the binding of RNA with the 36S disk of protein was easily accomplished.
(15) The state of the intervertebral disks, intervertebral joints and cerebrospinal canal in degenerative vertebral diseases was assessed.
(16) It is concluded that although a rapid automated system for antibiotic sensitivity testing is desirable, the conventional disk agar diffusion method is easier to perform, more reliable, and a less expensive procedure for antibiotic sensitivity determination.
(17) The diagnostic accuracy of CT in cases of lumbar disk prolapse was investigated on the basis of a group of 158 of our own patients who were divided into three separate groups.
(18) Disk position was assessed inaccurately in either plane in patients with severe degenerative joint disease.
(19) Based on the morphology and magnetic anisotropy of the rod outer segment, the major phospholipid peak is attributed to the flat part of the disk membranes while the phospholipids of the plasma membrane are thought to contribute only to the minor peak.
(20) QC range for H. Influenzae ATCC 49247 were established using multiple HTM agar and broth base lots, three disk lots for each drug, and a number of test replicates consistent with the National Committee for Clinical Laboratory Standards M23-T guideline.
Risk
Definition:
(n.) Hazard; danger; peril; exposure to loss, injury, or destruction.
(n.) Hazard of loss; liabillity to loss in property.
(n.) To expose to risk, hazard, or peril; to venture; as, to risk goods on board of a ship; to risk one's person in battle; to risk one's fame by a publication.
(n.) To incur the risk or danger of; as, to risk a battle.
Example Sentences:
(1) The prenatal risk determined by smoking pregnant woman was studied by a fetal electrocardiogram at different gestational ages.
(2) after operation for hip fracture, and merits assessment in other high-risk groups of patients.
(3) These surveys show that campers exposed to mountain stream water are at risk of acquiring giardiasis.
(4) The major treatable risk factors in thromboembolic stroke are hypertension and transient ischemic attacks (TIA).
(5) We determined whether serological investigations can assist to distinguish between chronic idiopathic autoimmune thrombocytopenia (cAITP) and immune-mediated thrombocytopenia in patients at risk to develop systemic lupus erythematosus (SLE); 82 patients were seen in this institution for the evaluation of immune thrombocytopenia.
(6) In this study, the role of psychological make-up was assessed as a risk factor in the etiology of vasospasm in variant angina (VA) using the Cornell Medical Index (CMI).
(7) An application is made to the validity of cancer risk items included in a cancer registry.
(8) Handing Greater Manchester’s £6bn health and social care budget over to the city’s combined authority is the most exciting experiment in local government and the health service in decades – but the risks are huge.
(9) Children of smoking mothers had an 18.0 per cent cumulative incidence of post-infancy wheezing through 10 years of age, compared with 16.2 per cent among children of nonsmoking mothers (risk ratio 1.11, 95% CI: 1.02, 1.21).
(10) In X-irradiated litters, almost invariably, the incidence of anophthalmia was higher in exencephalic than in nonexencephalic embryos and the ratio of these incidences (relative risk) decreased toward 1 with increasing dose.
(11) This effect was more marked in breast cancer patients which may explain our earlier finding that women with upper body fat localization are at increased risk for developing breast cancer.
(12) Early stabilisation may not ensure normal development but even early splinting carries a small risk of avascular necrosis.
(13) Of course the job is not done and we will continue to remain vigilant to all risks, particularly when the global economic situation is so uncertain,” the chancellor said in a statement.
(14) Today’s figures tell us little about the timing of the first increase in interest rates, which will depend on bigger picture news on domestic growth, pay trends and perceived downside risks in the global economy,” he said.
(15) When pooled data were analysed, this difference was highly significant (p = 0.0001) with a relative risk of schizophrenia in homozygotes of 2.61 (95% confidence intervals 1.60-4.26).
(16) In addition, pathological dexamethasone-tests may indicate an increased suicide-risk in these patients.
(17) Thus, our study confirmed that male subjects with a history of testicular maldescent have an increased risk for testis cancer, although the magnitude of this risk was lower than suggested previously.
(18) Estimates of the risk probability for each dose level and sacrifice time are found utilizing the sample likelihood as the posterior density.
(19) Epidemiological studies on low risks involve a number of major methodological difficulties.
(20) There appears to be no risk of morbidity or mortality.