What's the difference between dense and obtuse?

Dense


Definition:

  • (a.) Having the constituent parts massed or crowded together; close; compact; thick; containing much matter in a small space; heavy; opaque; as, a dense crowd; a dense forest; a dense fog.
  • (a.) Stupid; gross; crass; as, dense ignorance.

Example Sentences:

  • (1) Patients with papillary carcinoma with a good cell-mediated immune response occurred with much lower infiltration of the tumor boundary with lymphocyte whereas the follicular carcinoma less cell-mediated immunity was associated with dense lymphocytic infiltration, suggesting the biological relevance of lymphocytic infiltration may be different for the two histologic variants.
  • (2) In spite of dense lymphocytic infiltration only 3% of the tumor infiltrating lymphocytes exhibit the activation marker CD 25.
  • (3) Immunogold electron microscopy demonstrated that outer dense fibres were the predominant immunoreactive site.
  • (4) Electron microscopy revealed the presence of a hitherto unreported peculiar "pilovacuolar" inclusion in numerous mitochondria, composed of an electron dense pile or rod within a vacuole, while globular or crystalline inclusions were absent.
  • (5) A recent report suggested that neurons in the prefrontal, anterior cingulate, and primary motor cortex of the brains of schizophrenic subjects may be less dense than those in the brains of nonschizophrenic subjects.
  • (6) Two years ago, the Intergovernmental Panel on Climate Change declared Egypt's Nile Delta to be among the top three areas on the planet most vulnerable to a rise in sea levels, and even the most optimistic predictions of global temperature increase will still displace millions of Egyptians from one of the most densely populated regions on earth.
  • (7) Chick sympathetic nerve fibers densely innervate expansor secundariorum muscle, but not skeletal muscle.
  • (8) Electron microscopy revealed a well-developed rough endoplasmic reticulum, an enlarged Golgi apparatus and many highly electron-dense secretory granules resembling those of Clara cells.
  • (9) In the first assay, we used a simple density separation technique to remove dense neutrophils (PMN) from suspensions of blood and of bone marrow cells prior to culture in semisolid agar.
  • (10) In contrast to the defect in another packaging-deficient mutant ts1201, the block in the formation of dense-cored, DNA-containing capsids in ts1233-infected cells at the NPT could not be reversed by transferring the cells to the permissive temperature in the presence of a protein synthesis inhibitor.
  • (11) The outstanding morphologic feature of cortical cells exposed to microunit ACTH concentrations for 40 min was the abundance of electron-dense granules (0.2-0.4 mum).
  • (12) The majority of intensively stained and densely packed cells have been observed in tv nucleus.
  • (13) The wall of the yolk sac thickens as a result of this infolding and the densely packed capillaries.
  • (14) Viral particles in the cultures and the brain were of various sizes and shapes; particles ranged from 70 to over 160 nm in diameter, with a variable position of dense nucleoids and less dense core shells.
  • (15) Martin O’Neill spoke of his satisfaction at the Republic of Ireland’s score draw in the first leg of their Euro 2016 play-off against Bosnia-Herzegovina – and of his relief that the match was not abandoned despite the dense fog that descended in the second half and threatened to turn the game into a farce.
  • (16) Phagosomes and dense bodies reminiscent of Russel bodies also occurred in the Mikulicz cells, in the vacuoles of which formations representing Klebsiella rhinoscleromatis were demonstrated.
  • (17) Electron microscopic examination of all leptomeningeal and meningioma cultures revealed desmosomes and dense tonofilament formation; in addition, granular, filamentous basement membrane-like material was abundant in the extracellular spaces of all cultures.
  • (18) Genes of the baker's yeast Saccharomyces cerevisiae are densely clustered on 16 linear chromosomes.
  • (19) The results suggest that the conversion of the HRP-TMB reaction product to an electron-dense form during osmication is intimately associated with the pH of the phosphate buffer and the total time of osmication.
  • (20) Chemical binding studies showed that the teichoic acid was the major uranyl binding component in isolated walls, from which it might be inferred that teichoic acid was located in the densely staining regions.

Obtuse


Definition:

  • (superl.) Not pointed or acute; blunt; -- applied esp. to angles greater than a right angle, or containing more than ninety degrees.
  • (superl.) Not having acute sensibility or perceptions; dull; stupid; as, obtuse senses.
  • (superl.) Dull; deadened; as, obtuse sound.

Example Sentences:

  • (1) Extensive research among the Afghan National Army – 68 focus groups – and US military personnel alike concluded: "One group sees the other as a bunch of violent, reckless, intrusive, arrogant, self-serving profane, infidel bullies hiding behind high technology; and the other group [the US soldiers] generally views the former as a bunch of cowardly, incompetent, obtuse, thieving, complacent, lazy, pot-smoking, treacherous, and murderous radicals.
  • (2) Vessel attempted: Left anterior descending (3), circumflex (4), obtuse marginal (2), diagonal (1), right coronary artery (3), and internal thoracic artery (1).
  • (3) The lesions classified as distal were located in left anterior descending (LAD) artery beyond the origin of second diagonal (D2), left circumflex (LCx) after the main obtuse marginal (OM) and right coronary artery (RCA) after the origin of acute marginal branch.
  • (4) The vascular diameter of obtuse marginal coronary arteries was determined by means of gated color arteriography (injection of patent blue dye).
  • (5) There were still quite a few Marxists at Oxford in those days – Terry Eagleton and his clique were seemingly bolted to the same table in the King’s Arms the entire time I  was an undergraduate – but while I was silly and naive enough to believe in the purifying, energising effects of violent revolution, I wasn’t obtuse enough to think of dialectical materialism as anything more than a powerful heuristic.
  • (6) An obtuse chest wall intersecting angle and the length of the neighboring borders of the tumor and chest wall were of limited value.
  • (7) They analyze the radiographs according to thorough criterions, described in the text, and come to the conclusion that intrahepatic biliary ducts in cirrhotic livers present serious alterations, represented by distorted ducts with focal stenoses, nodular impressions, wall irregularities, increase of the number of obtuse angles and poor peripheral filling, which confer a disharmonic aspect to the intra-hepatic biliary ducts of these organs.
  • (8) Such an ill-informed and illogical standpoint is a worrying sign of ideologically driven obtuseness.
  • (9) By depressing the fundus of the stomach, the angle of His was made more obtuse and the flap valve component eliminated.
  • (10) 7) As a result of cephalometric diagnosis, the nasion appeared to be protruded, therefore maxillary and mandibular seemed to be relatively retracted, and the gonial angle was obtuse.
  • (11) On cooling, there is a substantial change in the unit cell beta-angle from obtuse (93.3 degrees) to acute (85.5 degrees) which involves a shearing motion of 2.5 A between adjacent molecular layers.
  • (12) Patient 2 (62-year-old woman) underwent simultaneous operation of both right nephrectomy and triple aortocoronary bypass grafting (saphenous vein grafts to obtuse marginal branch and right coronary artery, and left internal mammary artery to left anterior descending artery).
  • (13) Laser angioplasty of the vein graft to the obtuse marginal branch reduced the first of three sequential lesions from 60% to 40%, the second lesion from 90% to none and the third from 60% to 20% without the need for balloon angioplasty.
  • (14) The subaortal cone and deferent part of the left ventricular axes make an obtuse angle; the axes of the subpulmonary and subaortal cones have a cross direction.
  • (15) In comparison with white norms, the Chinese nose was less prominent (P < .01), the nasolabial angle was less obtuse (P < .01), both the upper and lower lips were more protrusive (P < .05), the upper lip curvature was greater (P < .01), and the soft-tissue chin thickness was less (P < .05).
  • (16) The cleft group differed from the control group in several major respects: (1) Their over-all growth trend showed a more downward or vertical direction; (2) The cranial base angle was more flattened; (3) The maxilla was smaller and was located in a more posterior and upward position; (4) Ramal height was shorter and the gonial angle was more obtuse.
  • (17) The obstacle could yet be an inability on the part of so many enthusiasts to work together, and an obtuse academic dismissal of a technology that can release to the world a new delight in the past.
  • (18) A difference in the appearance of the hypothalamic and infundibular recesses in the primary empty sella group with SVS herniation (dilated recesses and formation of an obtuse angle) and in the secondary empty sella group with SVS herniation (nondilated recesses and formation of an acute angle) was observed.
  • (19) An obtuse or sharp angle between duct planes can lead to better performance of a particular labyrinth because the "external impulses" in the different ducts may amplify or compensate each other.
  • (20) The nasolabial angle became more obtuse increasing from 80.7 degrees to 90.7 degrees.