optometry
Biology

optometry



Term: optometry
Literally meaning:  ?measure of vision?
Origin: Anc Greek
/??/ops(=face, look, vision)
??????/metron (=meausure)

Coined/History
It is suggested that the first spectacles were appeared in Italy during 13th cen. The first book about eye anatomy and glass lenses for improving vision authored in 1623 by Benito Daza de Valdes (1591-ca.1636) leading to invention of bifocal in 1760. Finally in 1886 the term ?optometry? was introduced by Swiss ophthalmologist Edmund Landolt (1846-1926) who had reffered to ?filter of glasses?. 
Sources
Hofstetter HW. Erratum in Am J Optom Physiol Opt 1988 Jul;65(7): preceding 519.
m J Optom Physiol Opt. 1988 May;65(5):354-7. Optometry of Daza de Valdes (1591-ca. 1636).

Definition
Optometry is the professional practise of  examination of the eyes and vision abilities  The result of this study is the creation of optical instruments that benefit individual?s vision. 




- Pyrometer
Term: pyrometer Literally meaning: ?meausure of fire? Origin: Anc Greek???/pyr(=fire, redish) +??????/metron (=meausure) Coined/HistoryThe first pyrometer was invented by English potter Josiah Wedgwood (1730-1795) in order to measure the temprature inside...

- Arginine (arg R)
Term: arginine (Arg R) Literally meaning: ?pertaining to silver?Origin: Anc Greek/á??????/argiros(=silver, white metal)Coined/History  Arginine was isolated by Swiss chemist Ernst Schulze in 1886 from extracts of etiolated seedlings  and by...

- Scotoma
Term:scotoma Literally meaning: ?darkness? Origin: Anc Greek??????/scotos(=darkness) > ????/scia(shadow) Coined/History(?) DefinitionScotoma is an area of decreased vision within the visual field ?urrounded by an area of relatively...

- Achromatopsia
Term: achromatopsia Origin: Anc Greek ?/?(= prefix that denotes absence) ?????/chroma(=color) + ???/opsi(=look, face)  Coined:  in 1957 by Blackwell HR, Blackwell OM "Blue mono-cone monochromacy: a new color vision defect"  J Optical...

- Alcoholism- Effects And Treatment
Types of alcohols Alcohols include, a. Beverages: They contain 5-15% alcohol. E,g, Wine, beer and toddy. b. Spirits: They contain more than 50% alcohol. E.g. Whisky, brandy, rum, gin, arrack etc . The victims of alcoholism...



Biology








.