"Cornea" Quotes from Famous Books
 ... reddened. The malady especially attacks the inner angle of the eye, destroys the entrance of the lachrymal duct, and from there the lupous tubercles appear on the connective tissue. Gradually tubercular formations develop on the cornea and sight becomes impaired. ...
— Prof. Koch's Method to Cure Tuberculosis Popularly Treated • Max Birnbaum
... to me almost useless to send the fragments of the shell to the British Museum to be named, more especially as the umbo has been lost. It is many years since I have looked at a fresh-water shell, but I should have said that the shell was Cyclas cornea. (402/1. It was Cyclas cornea.) Is Sphaenium corneum a synonym of Cyclas? Perhaps you could tell by looking to Mr. G. Jeffreys' book. If so, may we venture to call it so, or shall I put an ...
— More Letters of Charles Darwin Volume II - Volume II (of II) • Charles Darwin
... does for the surgeon with reference to the part on which his skill is to be exercised. It enables him to see with the mind's eye through the opaque tissues down to the bone on which they lie, as if the skin were transparent as the cornea, and the organs it covers translucent as the gelatinous pulp ...
— Medical Essays • Oliver Wendell Holmes, Sr.
... portae, quarum altera fertur Cornea, qua veris facilis datur exitus umbris: Altera candenti perfecta nitens elephanto, Sed falsa ad ...
— The Philosophy of the Plays of Shakspere Unfolded • Delia Bacon
... brought to London for the purpose of ascertaining whether something might be done by an oculist for the restoration of his sight. But the cornea had been too deeply wounded; the fluid of the eye had escaped; nothing could be done for his relief, and he remained blind in that eye to the end of his life. [Footnote: Long afterwards Chantrey the sculptor, who had suffered ...
— A Publisher and His Friends • Samuel Smiles
... this and other reasons in glaucoma. It is naturally the most efficient agent in relieving the discomfort or intolerable pain of photophobia; and it is the best means of breaking down adhesions of the iris, and of preventing prolapse of the iris after injuries to the cornea. In fact it is hardly possible to over-estimate its value in ophthalmology. The drug has been highly and widely recommended in general paralysis, but there remains grave doubt as to its utility in ...
— Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 - "Bulgaria" to "Calgary" • Various
... from this low stage, numerous gradations of structure, branching off in two fundamentally different lines, can be shown to exist, until we reach a moderately high stage of perfection. In certain crustaceans, for instance, there is a double cornea, the inner one divided into facets, within each of which there is a lens-shaped swelling. In other crustaceans the transparent cones which are coated by pigment, and which properly act only by excluding lateral pencils of ...
— On the Origin of Species by Means of Natural Selection • Charles Darwin
... to give names to four links of animal causation, which conveniently apply to the classification of diseases; thus in common nictitation, or winking with the eyes without our attention to it, the increased irritation is the proximate cause; the stimulus of the air on the dry cornea is the remote cause; the closing of the eyelid is the proximate effect; and the diffusion of tears over the eye-ball is the remote effect. In some cases two more links of causation may be introduced; one of them may be termed the pre-remote cause; as the warmth or motion of the ...
— Zoonomia, Vol. II - Or, the Laws of Organic Life • Erasmus Darwin |
