What's the difference between angle and sextant?

Angle


Definition:

  • (n.) The inclosed space near the point where two lines meet; a corner; a nook.
  • (n.) The figure made by. two lines which meet.
  • (n.) The difference of direction of two lines. In the lines meet, the point of meeting is the vertex of the angle.
  • (n.) A projecting or sharp corner; an angular fragment.
  • (n.) A name given to four of the twelve astrological "houses."
  • (n.) A fishhook; tackle for catching fish, consisting of a line, hook, and bait, with or without a rod.
  • (v. i.) To fish with an angle (fishhook), or with hook and line.
  • (v. i.) To use some bait or artifice; to intrigue; to scheme; as, to angle for praise.
  • (v. t.) To try to gain by some insinuating artifice; to allure.

Example Sentences:

  • (1) A slight varus angle of 2.1 degrees became apparent.
  • (2) The optimal size for stimulation was between 5 degrees and 12 degrees (visual angle).
  • (3) The dependence of fluorescence polarization of stained nerve fibres on the angle between the fibre axis and electrical vector of exciting light (azimuth characteristics) has been considered.
  • (4) Contact angles of Silafocon A and PMMA were relatively uninfluenced by front surface radii between 7.7 and 8.85 and 7.3 to 8.8 mm, respectively.
  • (5) Angle closure glaucoma is a well-known complication of scleral buckling and it is of particular interest when it occurs in eyes with previously normal angles.
  • (6) Projection obliquity resulted in consistent underestimation of DPR angle.
  • (7) Instead of later renal failure and, of course, mental retardation, it was the histological features of the fetus eyes which permit to diagnose and exhibit both congenital cataract and irido-corneal angle dysgenesis.
  • (8) The superior mesenteric artery and the abdominal aorta made the mean angle of 35.5 degree in patients with normal left renal vein, the mean angle of 45.4 degrees in those with left renal vein compression without nutcracker phenomenon, and the mean angle of 11.9 degrees in those with nutcracker phenomenon.
  • (9) A neodymium YAG (Nd:YAG) laser was evaluated in a dog ulcer model used in the same manner as is recommended for bleeding patients (power 55 W, divergence angle 4 degrees, with CO2 gas-jet assistance).
  • (10) We set a new basic plane on an orthopantomogram in order to measure the gonial angle and obtained the following: 1) Usable error difference in ordinary clinical setting ranged from 0.5 degrees-1.0 degree.
  • (11) By measurement and analysis of the changes in carpal angles and joint spaces, carpal instability was discovered in 41 fractures, an incidence of 30.6%.
  • (12) The penetration coefficient, determined by the surface tension, contact angle and viscosity, is a measure of the ability of a liquid to penetrate into a capillary space, such as interproximal regions, gingival pockets and pores.
  • (13) Bohler's angle may be reconstituted with apparent reduction of the posterior facet when projected laterally; however, Broden's and axial views show persistent widening and split of the posterior facet.
  • (14) The advantages of the incision through the pars plana ciliaris are (1) easier approach to the vitreous cavity, (2) preservation of the crystalline lens and an intact iris, and (3) circumvention of the corneal and chamber angle complications sometimes associated with the transcorneal approach.
  • (15) These patients did not have narrow anterior chamber angles preoperatively, and several were aphakix with surgical iris colobomas.
  • (16) Seventy-eight patients presented optochiasmal arachnoiditis: 12 had trigeminal neuralgia; 1, arachnoiditis of the cerebellopontile angle; 6, arachnoiditis of the convex surface of the brain; and 3, the hypertensive hydrocephalic syndrome due to occlusion of the CSF routes.
  • (17) In this paper, we develop functions suggested by and regression fit to crystallographic data which allow three of these torsion angles, alpha (O3'-P-O5'-C5'), delta (C5'-C4'-C3'-O3') and epsilon (C4'-C3'-O3'-P), to be calculated as dependent variables of those remaining.
  • (18) An angle of 40 degrees or more was supposed to be a pathological kyphosis.
  • (19) The lower neck flexion is 35 degrees and extension of the plane of the face 15 degrees, each angle measured relative to horizontal.
  • (20) Two homosexual men, 35 and 42 years old, had bilateral acute angle-closure glaucoma in association with the acquired immune deficiency syndrome.

Sextant


Definition:

  • (n.) The sixth part of a circle.
  • (n.) An instrument for measuring angular distances between objects, -- used esp. at sea, for ascertaining the latitude and longitude. It is constructed on the same optical principle as Hadley's quadrant, but usually of metal, with a nicer graduation, telescopic sight, and its arc the sixth, and sometimes the third, part of a circle. See Quadrant.
  • (n.) The constellation Sextans.

Example Sentences:

  • (1) Treatment needs were determined by the worst periodontal score per sextant.
  • (2) Pathologic pockets of 6 mm or more were found in 1.3 and 0.3 sextants in the diabetic and control group subjects, respectively (P less than 0.001).
  • (3) Neither were any differences found in the periodontal condition related to the duration and control of diabetes, whereas diabetics with advanced retinopathy demonstrated more sextants with deep pockets.
  • (4) A randomized four-sextant treatment design was used.
  • (5) The value of digital rectal examination, computerized tomography, magnetic resonance imaging, prostate-specific antigen, transrectal ultrasonography, and systematic-sextant biopsy in the identification of lymph node-positive patients before radical prostatectomy was analyzed in 103 men who had pelvic lymph node dissection, CT had a sensitivity of only 7% and a specificity of 96% in detecting lymph nodes, whereas magnetic resonance imaging had a sensitivity of 50% and a specificity of 100%.
  • (6) Based on the Community Periodontal Index of Treatment Needs (CPITN) it can be stated that more than 90% of the adult population of 25 years and over needs oral hygiene education and scaling in one of more sextants (TN2).
  • (7) The mean number of missing sextants was also significantly higher in diabetics.
  • (8) Very few patients had 'healthy' periodontal sextants at the first visit; the most frequent CPITN category was 3.
  • (9) Any child with two or more sextants or teeth with CPITN code 3 or one sextant code 4 was taken for a radiographic and full clinical examination.
  • (10) The mean number of sextants requiring scaling was 0.6 per person at age 17 in Espoo as compared to 4.5 at 18.5 yr of age in Chiangmai.
  • (11) There are broad differences in the numbers of healthy sextants between developing countries and those which are highly industrialized.
  • (12) Straight rods, fusiforms and motile rods correlated negatively to the number of healthy sextants per subject.
  • (13) In general, females were healthier than males, had a significantly greater number of healthy sextants, less sextants with calculus and less sextants with deep pockets.
  • (14) Posterior sextants with CPITN Code 4 were more likely treated with surgery than sextants with CPITN Code 3.
  • (15) per sextant in the Spaniard population under 20 years of age.
  • (16) One maxillary sextant was splinted, while the other was unsplinted.
  • (17) Four pockets per patient, one in each posterior sextant, were chosen.
  • (18) Partial mouth random recording (2 upper and 1 lower or 1 upper and 2 lower sextants) was made by CPITN of 150 sextants, and at 6 sites around each tooth in each sextant for each index using a pressure-sensitive probe, with Newman tip and Williams markings, and a WHO 621 tip, probing pressure 0.25 N. Ranges of each index were compared with corresponding CPITN data.
  • (19) Surgical therapy was effective over all levels of disease severity and was the preferred form of therapy with respect to reduction of probing depth except for sextants exhibiting 4 to 5 mm pockets.
  • (20) While plaque and calculus were present in many sextants, there was little intense gingivitis and signs of advanced periodontal diseases were rarely present.