(n.) The outer boundary of a body or figure, or the sum of all the sides.
(n.) An instrument for determining the extent and shape of the field of vision.
Example Sentences:
(1) According to perimeter of leg, 13% of these girl students might he considered affected of second degree malnutrition, this situation prevailed from 13 to 18 years of age, but was not true in the 12--year--old group.
(2) Down the road another group of protesters gathered outside the chain-link fence surrounding the Marriott's perimeter.
(3) New bone also developed on the cemoral component of the pseudarthrosis in the form of osteophytes situated around the perimeter of the resected surface.
(4) By double immunostaining, 55.0% to 89.7% of hCG alpha cells were synchronously immunoreactive for serotonin in Type A and 3.2% to 11.8% of hCG alpha cells showed PP-positivity in Type B. HCG alpha-positive granules had a constant relationship between perimeter (P) and area (A), log10 A approximately D log10 P, in each case (n = 5).
(5) The inside groups hope to be able to come out and join the blue bloc, and hold a "people's summit" inside, or near the perimeter of the centre.
(6) The ratio of the area (A) to the perimeter squared (L2) was termed "area factor" (f) and used as a factor indicating circularity.
(7) Nuclear perimeter had the highest discriminative power.
(8) We have now studied the morphologies, central projections, and retinal distributions of the major morphological classes of ganglion cells in the normal adult monkey, the newborn monkey, and the adult monkey in which restricted regions of retina were depleted of ganglion cells at birth as a result of small lesions made around the perimeter of the optic disc.
(9) The mean value of outer villous perimeter, mean chord length and per cent area were respectively 46.9 mu (X 1000 mu 2) with a standard deviation of 4.6, 57.7 mu (standard deviation 9.3) and 66.1% (standard deviation 7.4).
(10) The deformities resulting from premature closure of a coronal, sagittal, metopic, or lambdoid suture can be predicted by the following observations: (1) cranial vault bones that are prematurely fused act as a single bone plate with decreased growth potential; (2) asymmetrical bone deposition occurs mainly at perimeter sutures, with increased bone deposition directed away from the bone plate; (3) sutures adjacent to the stenotic suture compensate in growth more than those sutures not contiguous with the closed suture; and (4) enhanced bone deposition occurs along both sides of a nonperimeter suture that is a continuation of the prematurely closed suture.
(11) By means of an automatic image analysis system we measure trabecular bone area (A1) and perimeter (P1).
(12) Typically, approximately four to eight ER-ir ependymal cells were present around the perimeter of the third ventricle, although occasionally small aggregations of greater numbers of labeled cells were observed.
(13) The parameters measured were the nuclear area, the nuclear perimeter and the maximum nuclear diameter.
(14) The study of surface antigen by immunoelectron microscopy has been hampered by the fact that thin sections of cells provide only a view of the cell perimeter in an essentially two- dimensional fashion.
(15) The perimeters of neuronal somata and the proximal parts of dendrites bound the antibody.
(16) It is related to physical and physiological factors that derive from the volume of tissue transplanted, the neatness of its fit into the wound, its supportive facilities, its functional activity, its relation to gravity, and the effect of its perimeter scar tissue bed and venous drainage system.
(17) Her husband, a government official, went straight back to work after being rescued from the roof of the town hall, where he survived by clinging on to the perimeter fence while 70 of his colleagues drowned.
(18) Tangent-screen visual fields were compared with the fields determined by a newly acquired automated perimeter in 100 eyes of consecutive patients with glaucoma or suspected glaucoma.
(19) Fourteen peace activists from across the United States will begin a protest vigil and fast along the perimeter fence of the US military detention camp at Guantánamo Bay , Cuba, on Wednesday in an attempt to draw attention to what they consider to be ongoing human rights abuses at the prison.
(20) The reproducibility of perimetric results on the blind spot has been investigated under controllnt well-trained perimetrists on 178 eyes of 107 patients; the same eyes and patients were examined twice with the computer perimeter as well.
Perimetric
Definition:
(a.) Alt. of Perimetrical
Example Sentences:
(1) Goldman perimetric field examination was done on 42 glaucomatous eyes, with aphakic spectacles and a soft lens correction.
(2) For this purpose a luminance variation time sequence designed to reproduce the conditions of the traditional static perimetric test was chosen.
(3) The future development of perimetry will be characterized by a refinement of measured value statistics and the testing of perimetric procedures that test more complex physiological functions than sensitivity to differences (e.g., analysis of temporal transmission characteristics in flicker perimetry.
(4) The reproducibility of perimetric results on the blind spot has been investigated under controllnt well-trained perimetrists on 178 eyes of 107 patients; the same eyes and patients were examined twice with the computer perimeter as well.
(5) 'Stimulus discrepancy' may be an additional useful perimetric reliability parameter which does not require extra testing time.
(6) The constriction of the visual field amounted to 0.4 log units at 30 degrees excentricity in a static perimetric test.
(7) A provisional, semiautomated version of a system for automated testing of the afferent pupillary reflex with perimetric methods under controlled conditions is described.
(8) We conclude that global retests should be preferred to selective ones so that the perimetric results are not falsified.
(9) We have investigated normal physiological variability in perimetric results and combined the obtained knowledge with pathophysiological models which are sensitive to the spatial patterns of field loss commonly seen in glaucoma.
(10) Retinographies in non-erythro light show a destruction, up to 40%, of the nerve fibres of the retina without evident perimetric modifications.
(11) It is well known that perimetric findings fluctuate within a single examination.
(12) Knowledge of the effect of perimetric experience is essential in evaluation of visual fields.
(13) Perimetric correlations in these cases are mostly identical Bjerrum scotomata, as seen in localized nerve-fiber bundle defects.
(14) Measurements of spatial and temporal contrast sensitivity functions, perimetric rod and cone sensitivity, colour vision testing, and newer tests such as hyperacuity thresholds may provide information about the mechanism of an abnormality, allow earlier detection of damage, determination of retinal function in the presence of ocular media disturbances, and allow more sensitive detection of the effects of treatment on visual function.
(15) In connection with the above mentioned theme appreciation of the scientific work of Prof. E. Aulhorn (Tübingen) regarding the perimeter apparatus, the perimetric examination technique and the interpretation of the perimetric results.
(16) There is additional fluctuation between perimetric examinations.
(17) To calibrate oculokinetic perimetry (OKP) as developed by Damato in terms of conventional perimetric threshold values, 33 eyes with either glaucoma or ocular hypertension were tested with a standard Humphrey Field Analyzer using the Central 30-2 test and twice with a 26-point OKP chart.
(18) This indicates that for perimetric spot stimuli, the current human M-scaling equations under represent the fovea at the visual cortex.
(19) The fluctuations in perimetric sensitivity increased with peripheral angle and with decrease in pupil size for both bowl luminances.
(20) Perimetric attenuation increased with increase in intraocular light scatter; the extent of the attenuation varied with stimulus type, bowl luminance and eccentricity.