What's the difference between cornea and cornet?

Cornea


Definition:

  • (n.) The transparent part of the coat of the eyeball which covers the iris and pupil and admits light to the interior. See Eye.

Example Sentences:

  • (1) Displacement of the surface of the cornea of bovine eyes after disruption of intact structures was investigated by means of holographic interferometry.
  • (2) The patient, a 12 year-old boy, showed a soft white yellowish mycotic excrescence with clear borders which had followed the introduction of a small piece of straw into the cornea.
  • (3) Increased amounts of laminin in the basal epithelium of the cornea and of collagen type III in the stroma and subepithelial components of the stroma were observed.
  • (4) We report on a membrane inflation method of wound spreading in intact human corneas using the Baribeau Micronscope.
  • (5) When 5 corneas with quiescent HSK were cultured in vitro, 3 again became HSV antigen positive.
  • (6) Corneas of bullfrog (Rana catesbeiana) were mounted between lucite chambers.
  • (7) The eye is of the closed vesicle type and is composed of retina, cornea, vitreous body, lens and optic nerve.
  • (8) The steps in the model are the drug elimination rate in the precornea and anterior chamber, the rate of drug dissolution, the rate of drug penetration into the cornea, and the rate of drug transport into the aqueous humor.
  • (9) Gas trapping and corneal edema were not observed in uncovered corneas or corneas covered with membrane lenses.
  • (10) Since lymphocytic cells in intimate contact with degenerating keratocytes have previously been identified in the cornea, these observations provide a basis for the view that cell-mediated immunopathogenesis is involved in the etiology of herpetic stromal keratitis.
  • (11) Lactate dehydrogenase (LDH) levels and subunit isozyme patterns in cornea were monitored in 36 albino rabbits wearing thick, rigid, gas-permeable contact lenses for periods of 24 h, 2 and 7 days, and 1 and 3 months.
  • (12) Calculations of energies of activation, taken from Arrhenius plots, indicate that the diffusion of drug across the cornea may be by two different mechanisms that depend on the physical-chemical characteristics of the perfusant.
  • (13) The mean in the newborn-to-6-month-old group was 47.59 D; in the 12-18-month-old group it had decreased to 45.56 D. The cornea appears to stabilize at about 54 months, with an average reading of 42.69 D. Evaluation of 11 eyes diagnosed as having persistent hyperplastic primary vitreous revealed that eyes with this diagnosis generally have steeper corneas than normal eyes at any given age.
  • (14) There was no significant difference in the wound-healing rate, but at 36 hours there was a reduction in wound-healing rate of the excimer ablated corneas.
  • (15) More importantly, this study reports the first detection of LAT in RNA extracted from 9% of corneas from latently infected rabbits (n = 22) by the polymerase chain reaction.
  • (16) Cat corneas were stored at refrigerator temperatures in M-K medium (TC-199, 5% dextran), modified M-K medium (TC-199, 1% chondroitin sulfate), or on the intact globe in moist chambers for intervals of one to nine days.
  • (17) Pterygia, triangular sheets of fibrovascular tissue that invade the cornea, have recurrence rates of 30% to 50% with currently available surgical procedures.
  • (18) Rabbit corneas grown in organ culture (24 well plate) were inoculated topically with 50 microliters (5 x 10(5) pfu) of different ocular adenoviral serotypes (ATCC and clinical isolates).
  • (19) A recipient cornea gradually developed wrinkling and opacification in Bowman's layer following an uneventful myopic epikeratoplasty.
  • (20) In neurological diseases the hyposensitivity could include the cornea, conjunctiva and lid margin.

Cornet


Definition:

  • (n.) An obsolete rude reed instrument (Ger. Zinken), of the oboe family.
  • (n.) A brass instrument, with cupped mouthpiece, and furnished with valves or pistons, now used in bands, and, in place of the trumpet, in orchestras. See Cornet-a-piston.
  • (n.) A certain organ stop or register.
  • (n.) A cap of paper twisted at the end, used by retailers to inclose small wares.
  • (n.) A troop of cavalry; -- so called from its being accompanied by a cornet player.
  • (n.) The standard of such a troop.
  • (n.) The lowest grade of commissioned officer in a British cavalry troop, who carried the standard. The office was abolished in 1871.
  • (n.) A headdress
  • (n.) A square cap anciently worn as a mark of certain professions.
  • (n.) A part of a woman's headdress, in the 16th century.
  • (n.) See Coronet, 2.

Example Sentences:

  • (1) She held her service game to go 2-1 up and then broke to 30 after Cornet double-faulted.
  • (2) By this he presumably meant a cornet, which is at least an instrument, albeit not one that appears anywhere on Polar Bear’s album.
  • (3) Cornet, the 25th seed, had never beaten a top-20 player at a grand slam in 13 attempts.
  • (4) Chelsea overcome nerves to top group and move into last 16 at Porto’s expense Read more Although Paco Alcácer drew a save from Anthony Lopes, Lyon were the better side, allowed to travel a long way when they came forward, and it was not a huge surprise when Cornet scored.
  • (5) – but the tournament is not over for me.” In the last 16 Cornet will play the exciting 20-year-old Canadian Eugenie Bouchard, who reached the French Open semi-final earlier this month.
  • (6) She is clearly capable of bouncing back but Mouratoglou, speaking on Monday, less than 24 hours after her shock defeat by Alizé Cornet of France , said the American was not her usual competitive self.
  • (7) But while Cornet’s nerves must have been break-dancing around her body she didn’t show it.
  • (8) The broad similis group of Cornet & Chateau (1971), under which these 10 species of Synhelea were originally assembled, is not only maintained but expanded by a further 11 species.
  • (9) Three came and went before Cornet finally got the break and after that she never looked back.
  • (10) She double-faulted to give Cornet two breakpoints only to recover before, at 1-1, deuce, the umpire called them off.
  • (11) Grass is Williams’ domain, whereas Cornet had won just 10 of her 25 matches on the surface.
  • (12) But at 5-3 Cornet held her nerve and sealed the set by smashing a short ball away.
  • (13) Cornet won the first game of the second set and, having rediscovered her rhythm and confidence, then broke to go 2-0.
  • (14) The authors indicate the presence in People's Republic of Congo of the five following sandflies: Sergentomyia decipiens Theodor, 1931; Sergentomyia dissimillima Abonnenc, 1972; Sergentomyia tauffliebi Abonnenc and Cornet, 1971; Sergentomyia wansoni Parrot, 1938 and Sergentomyia squamipleuris Newstead, 1912.
  • (15) For months the paternity of little George (named after a cornet-playing gamekeeper) was in question.
  • (16) On one occasion tonsillitis turned out to be a magnificent slimming technique until I discovered 99 flake cornets were quite soothing.
  • (17) Not so long ago Cornet, a 24-year-old from Nice, hated playing on grass.
  • (18) After the break because of the rain I was so slow,” Cornet said.
  • (19) Cornet thumped her racquet bag in frustration but Williams’ winners kept coming.
  • (20) It was a surprise that followed hot on the heels of Williams’ exit at the hands of the unfancied Alizé Cornet and there was more drama to come for the world No1 when she had to pull out of her third-round doubles match with sister Venus.

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