What's the difference between arch and primary?

Arch


Definition:

  • (n.) Any part of a curved line.
  • (n.) Usually a curved member made up of separate wedge-shaped solids, with the joints between them disposed in the direction of the radii of the curve; used to support the wall or other weight above an opening. In this sense arches are segmental, round (i. e., semicircular), or pointed.
  • (n.) A flat arch is a member constructed of stones cut into wedges or other shapes so as to support each other without rising in a curve.
  • (n.) Any place covered by an arch; an archway; as, to pass into the arch of a bridge.
  • (n.) Any curvature in the form of an arch; as, the arch of the aorta.
  • (v. t.) To cover with an arch or arches.
  • (v. t.) To form or bend into the shape of an arch.
  • (v. i.) To form into an arch; to curve.
  • (a.) Chief; eminent; greatest; principal.
  • (a.) Cunning or sly; sportively mischievous; roguish; as, an arch look, word, lad.
  • (n.) A chief.

Example Sentences:

  • (1) Excessive lip protrusion was eliminated, and arch leveled.
  • (2) The temperature increased from the anterior to the posterior region on both buccal and lingual sides of both arches.
  • (3) Administration of one of the precursors of noradrenaline l-DOPA not only prevented the decrease in tissue noradrenaline content in myocardium, but restored completely its reserves, exhausted by electrostimulation of the aortic arch.
  • (4) A forty-four-year-old woman with Takayasu's arteritis and involvement of the aortic arch and its main branches complained of precordial pain on effort.
  • (5) Koons provoked a bigger stir with the news that he would be showing with gallery owner David Zwirner next year in an apparent defection from Zwirner's arch-rival Larry Gagosian, the world's most powerful art dealer.
  • (6) Global 'abnormality', hunching (rigid arching of back), hindlimb abduction, forepaw myoclonus, stereotyped lateral head movements, backing, and immobility occurred significantly only in drug-treated rats.
  • (7) Between March 1986 and September 1988, 38 patients underwent extended aortic resection (aortic valve, ascending aorta, and arch) for acute type-A aortic dissection with aortic valve insufficiency; deep hypothermia and circulatory arrest were used.
  • (8) Other associated malformations were an interrupted aortic arch and an atrial septal defect.
  • (9) The sucker, covered with basal lamina, has a constant volume; its layer of muscles resists deformation and supports the stability of the arch.
  • (10) In the anaesthetized dog the carotid sinuses and aortic arch were isolated from the circulation and separately perfused with blood by a method which enabled the mean pressure, pulse pressure and pulse frequency to be varied independently in each vasosensory area.
  • (11) The data presented in this paper confirm the need for stimulation of the pudendal reflex arch to achieve physiological conditions.
  • (12) This article describes the application and efficacy of the lipbumper used in the lower arch.
  • (13) Adjustment of posterior arch width and dental alignment, using semi-rapid maxillary expansion by means of an upper removable appliance, to co-ordinate the anticipated positions for the arches.
  • (14) The most commonly associated lesions were ventricular septal defect (50%), hypoplastic aortic arch (45%), patent ductus arteriosus (41%), transposition of great arteries (22.7%) and other intracardiac lesions comprised 30%.
  • (15) This malformation was demonstrated in alcian-blue- and alizarin-red-stained fetal skeletons by measurements of the distance between the cartilaginous ends of each vertebral arch.
  • (16) No correlation was found between aortic arch size and the size of the left-to-right shunt in cases of DAP.
  • (17) After 48 hours in culture, all specimens were examined at 6x magnification for defects in the facial arches, head fold, and neural tube fusion.
  • (18) Narrow paths weave among moss-covered ornate arches and towers on the 80-acre site, and huge abstract sculptures and staircases lead nowhere, but up to the sky.
  • (19) Although different dimensions of the face and head and the upper dental arch width were found to be significantly correlated in children with normal occlusion, this relationship is not found to be strong enough in children with different categories of malocclusion.
  • (20) We suggest that incomplete development of the bones of the dorsal neural arches of the upper sacrum may be a marker of incomplete neurogenesis of the sacral nerves.

Primary


Definition:

  • (a.) First in order of time or development or in intention; primitive; fundamental; original.
  • (a.) First in order, as being preparatory to something higher; as, primary assemblies; primary schools.
  • (a.) First in dignity or importance; chief; principal; as, primary planets; a matter of primary importance.
  • (a.) Earliest formed; fundamental.
  • (a.) Illustrating, possessing, or characterized by, some quality or property in the first degree; having undergone the first stage of substitution or replacement.
  • (n.) That which stands first in order, rank, or importance; a chief matter.
  • (n.) A primary meeting; a caucus.
  • (n.) One of the large feathers on the distal joint of a bird's wing. See Plumage, and Illust. of Bird.
  • (n.) A primary planet; the brighter component of a double star. See under Planet.

Example Sentences:

  • (1) The only other evidence of Kopachi's existence is the primary school near the memorial.
  • (2) We also show that proliferation of primary amnion cells is not dependent on a high c-fos expression, suggesting that the function of c-fos is more likely to be associated with other cellular functions in the differentiated amnion cell.
  • (3) A total of 555 caries lesions were registered on proximal surfaces, 49.1% being primary lesions in the enamel, 21.4% primary lesions into the dentin and 29.5% secondary lesions.
  • (4) Two cases with primary Carcinoma in situ (Cis) were treated with the same protocol.
  • (5) Taken together these results are consistent with the view that primary CTL, as well as long term cloned CTL cell lines, exercise their cytolytic activity by means of perforin.
  • (6) Community involvement is a key element of the Primary Health Care (PHC) approach, and thus an essential topic on a course for managers of Primary Health Care programmes.
  • (7) These findings raise questions regarding the efficacy of medical school curriculum in motivating career choices in primary care.
  • (8) In view of reports of the reduction of telomeric repeats in human malignant tumors, we measured the lengths of telomeric repeats in 55 primary neuroblastomas.
  • (9) The blockade of H2 receptors is the primary action of these drugs; however, they possess also secondary actions which may represent untoward effects but in some cases may be actually useful (increase in prostaglandin synthesis, inhibition of LTB4 synthesis, etc.)
  • (10) For related pairs, both the primes (first pictures) and targets (second pictures) varied in rated "typicality" (Rosch, 1975), being either typical or relatively atypical members of their primary superordinate category.
  • (11) Determination of the primary structure for factor V has provided the basis for examination of structure-function relationships.
  • (12) The 36-year-old teacher at an inner-city London primary school earns £40,000 a year and contributes £216 a month to her pension.
  • (13) If there is a will to use primary Care centres for effective preventive action in the population as a whole, motivation of the professionals involved and organisational changes will be necessary so as not to perpetuate the law of inverse care.
  • (14) The move would require some secondary legislation; higher fines for employers paying less than the minimum wage would require new primary legislation.
  • (15) Valvular stenoses of the bronchi and especially of the bronchioles in various types of primary pulmonary disease are of considerable importance etiologically.
  • (16) For the case described by the author primary tearing of the chiasma due to sudden applanation of the skull in the frontal region with burstfractures in the anterior cranial fossa is assumed.
  • (17) Of the 622 people interviewed, a large proportion (30.5%) believed that the first deciduous tooth should erupt between the age of 5-7 months; the next commonly mentioned time of tooth eruption was 7-9 months of age; and 50.3% of the respondents claimed to have seen a case of prematurely erupted primary teeth.
  • (18) In the triploids, the 40 female chromosomes present (mouse, n = 20) were derived from a single diploid pronucleus formed after the extrusion of a first polar body, and following the monospermic fertilization of primary oocytes.
  • (19) Subthreshold concentrations of the drug to induce complete blockade (5 x 10(-8)M) allowed to observe a greater depression of bioelectric cell characteristics in primary than in transitional fibres.
  • (20) Therefore, the measurement of the alpha-antitrypsin content plays the crucial part in differential diagnosis of primary (hereditary determined) and secondary (obstructive) emphysema.