The Eye Reflex in Emmetropia
نویسندگان
چکیده
منابع مشابه
Eye shape in emmetropia and myopia.
PURPOSES To determine axial, vertical, and horizontal eye dimensions in myopic and emmetropic eyes by using magnetic resonance imaging (MRI) and to relate these to different ocular expansion models of myopia development. METHODS The internal length (cornea to retina), height and width (both retina to retina) were measured in emmetropic and myopic eyes (up to -12 D) of 88 participants aged 18 ...
متن کاملMore irregular eye shape in low myopia than in emmetropia.
PURPOSE To improve the description of the peripheral eye shape in myopia and emmetropia by using a new method for continuous measurement of the peripheral refractive state. METHODS A scanning photorefractor was designed to record refractive errors in the vertical pupil meridian across the horizontal visual field (up to +/-45 degrees ). The setup consists of a hot mirror that continuously proj...
متن کاملEye hue and the oculocardiac reflex.
During operations for squint nodal rhythm and other more serious arrhythmias such as heart block and multifocal ventricular extrasystoles, as well as the oculocardiac reflex, are shown to occur more frequently in patients with brown or hazel eyes than in patients with blue or grey eyes.
متن کاملA Brain Stem Reflex in the Blink of an Eye
T here are at least three types of blinks, reflex, spontaneous, and voluntary, that can lower the lid as little as a few micrometers or completely close the eyes. Reflex blinks protect the eye, rapidly lowering the upper eyelid in response to an assortment of stimuli that could damage or signal damage to the eye. Because reflex blinks also occur in response to cornea1 drying, reflex blinks help...
متن کاملRed Eye due to Leech in the Eye
A 65–yrs-old man referred for an ocular discomfort and red eye. The clinical diagnosis was leech in the left eye and its species confirmed as being Limnatis nilotica. Ocular leech infestation should be considered in patients with a history of swimming or washing their face in streams and lakes. Attention should also be given to ocular leech infestation in the differential diagnosis of ocular tr...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: British Journal of Ophthalmology
سال: 1942
ISSN: 0007-1161
DOI: 10.1136/bjo.26.4.153