[PDF] Top 20 Visual resolution and contrast sensitivity in two benthic sharks

... spatial resolution), such as the amount of the visual field the stimulus covered (Wyatt and Pola, 1987), the presence of non-rotating monitor edges (Wyatt and Pola, 1987), the restraint of the animals ... See full document

... Snellen’s visual acuity remained stable at the pre-laser level, these results indicate the need for more sensitive measures of visual resolution to monitor foveal integrity in patients undergoing ... See full document

... in visual space move very quickly and the players decision making proceeds in short time [6] Many visual skills like visual resolution ability, dynamic visual activity, contrast ... See full document

... are two main different patterns how teeth can be arranged within the ...within two adjacent tooth series (double vertical row; alternate dentition) or in single tooth files (single vertical row; independent ... See full document

... in visual acuity and no visual field defects were identified; therefore it is very unlikely that the retinal thinning had a detrimental effect on visual ... See full document

... Results: Thirty IOLs were implanted in 26 patients. Distance VA improved significantly from 0.70±0.45 to 0.08±0.11 logMAR (p,0.0001) 1 week postoperatively, and to 0.07±0.13 logMAR ( p,0.0001) at 1 month and 0.05±0.10 ... See full document

... lagoons, and larger seabird populations. All of these trends could influence microbial communities. For example, on Kingman, the autotrophic and heterotrophic microbial communities in the water column were roughly ... See full document

... Polarization sensitivity (PS) is a common feature of invertebrate visual ...enhance visual contrast underwater. Two different light scattering conditions were used to surround the ... See full document

... hammerhead sharks will demonstrate greater sensitivity to electric fields than carcharhinid sharks, this prediction was not supported by the ...the two species. Perhaps the scalloped ... See full document

... preventable visual impairment in children 1 , is defined as a unilateral or bilateral decrease in best corrected visual acuity due to form vision deprivation and/or abnormal binocular interaction, for which ... See full document

... dorsal visual stream, and the frontal-prefrontal cortex ...the visual pathway beyond the retina may be a ff ected since these tasks are most likely to involve the visual ...the two halves of ... See full document

... in visual acuity after this procedure. Visual acuity done on D7 of capsulotomy showed that the improvement of visual acuity was also found to be statistically significant (p ...value=.000). ... See full document

... In contrast, adaptation to the mammogram images produced marked and selective losses in sensitivity to low and medium spatial ...and sensitivity to higher fre- quencies remained largely unaffected by ... See full document

... The improved spatial and contrast resolution of current generation scanners appears to have Significantly increased the sensitivity of computed tomography in demonstrating acute cerebral[r] ... See full document

... All subjects who usually wear corrective lenses were asked to wear them during vision testing to assure that refractive errors were corrected. Refractive error refers to the amount of myopia, hyperopia, or astigmatism ... See full document

... in contrast sensitivity represents an unacceptable risk for ...in contrast sensitivity. A person who has poor contrast requires a higher contrast to see objects or patterns from ... See full document

... hammerhead sharks (family Sphyrnidae) are proposed but few are empirically ...the visual fields of three hammerhead species: the bonnethead shark, Sphyrna tiburo , the scalloped hammerhead shark, Sphyrna ... See full document

... into visual research due to its excellent visual system with a cone-dominated retina ...of visual functions have been performed in larval zebrafish ...Furthermore, visual acuity (VA) of larval ... See full document

... The fi rst reports addressed to IOLs treating presbyopia with multifocality, date back to 1987. 1 However, it was rapidly noticed the degraded optical qualities of early prototypes. 2–4 Various generations were introduced ... See full document

... The present study investigated whether major depression al- ters visual CS at low levels of luminance. The results showed a reduction of CS in patients with major depression compared with healthy volunteers who ... See full document