Printer Friendly
Dictionary, Encyclopedia and Thesaurus - The Free Dictionary
3,913,251,325 visitors served.
forum Join the Word of the Day Mailing List For webmasters
?
Dictionary/
thesaurus
Medical
dictionary
Legal
dictionary
Financial
dictionary
Acronyms
 
Idioms
Encyclopedia
Wikipedia
encyclopedia
?

optic disc

   Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia 0.01 sec.
optic disc,
the small blind spot on the surface of the retina, located about 3 mm to the nasal side of the macula. It is the point where the fibers of the retina leave the eye and become part of the optic nerve. It is the only part of the retina that is insensitive to light. At its center the porus opticus marks the point of entrance of the central artery of the retina. Also called
Usage notes: (informal)
blind spot, discus nervi optici.


Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content.
?Page tools
Printer friendly
Cite / link 		Feedback
Add definition
Mentioned in?  References in periodicals archive?   Medical browser?   Full browser?
 
0 endure can also operate quicker than an optic disc drive, while storing a extended measure of information in a much minute place.
3 Reasons Why the USB Mass Storage Device Driver Is Important by Alvin Huang / Computers and Internet community
According to the researchers, the factors that predicted growth into melanoma included five previously identified factors: tumour thickness greater than 2 millimetres, fluid beneath the retina, symptoms such as decreased vision or flashes and floaters, orange pigment and a tumour edge within 3 millimetres of the optic disc.
8 risk factors for transformation of eye growths into melanoma ... by Asian News International
A set of case studies in neuromotility disorders is included along with appendices covering optic nerve diseases, covert retinal disease, optic disc anomalies, gaze paresis, saccadic intrusions and bobbing, Horner's pupil, episodic papillary mydriasis, and the pupil in coma.
Neuro-ophthamology problem-solving; a practical and user-friendly ... by SciTech Book News
 
 
 
Medical Dictionary
?

Terms of Use | Privacy policy | Feedback | Advertise with Us | Copyright © 2012 Farlex, Inc.
Disclaimer
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.