What's the difference between abrasion and scrape?

Abrasion


Definition:

  • (n.) The act of abrading, wearing, or rubbing off; the wearing away by friction; as, the abrasion of coins.
  • (n.) The substance rubbed off.
  • (n.) A superficial excoriation, with loss of substance under the form of small shreds.

Example Sentences:

  • (1) This resulted in greater uniformity of abrasion over the enamel surface within the biopsy window area and better operator handling characteristics.
  • (2) Shaping and fine working of restorations necessitated by cervical lesions, abrasions at the necks of teeth, or root surface caries can often be arduous to complete.
  • (3) The row between two of the media industry's most colourful and abrasive figures took place in the YouView boardroom, located at Desmond's Northern & Shell Thameside skyscraper.
  • (4) Abrasive brushing techniques wear down the already damaged tooth surfaces.
  • (5) Orthopedic new approaches to therapy of OA include removal of abnormal tissue to stimulate repair (e.g., burring, abrasion) and grafting (e.g., osteochondral grafts, perichondrium, periosteum) to the subchondral bone.
  • (6) Before we meet, I have to have a stern talk with myself about not mentioning the game last August in which all Arsenal fans will contend that Barton got new signing Gervinho sent off on his debut; he's had similarly abrasive encounters since with fellow midfielders, Karl Henry from Wolves and Norwich's Bradley Johnson, the latter earning him a three-match ban.
  • (7) Elevated risks for stomach cancer among carpenters and machinists may reflect exposure to dusts, abrasives, and cutting oils.
  • (8) The testing was based on The British Standards Institution's specification for toothpastes, using a profilometer technique to evaluate the abrasion.
  • (9) Creation of smear layers with abrasive paper or dental burs reduced permeability by 80-85%.
  • (10) Since prosthetic meniscal replacement may be performed in the setting of normal articular cartilage, a prosthesis will be required to match the exact joint configuration, induce the same lubricity, produce the same coefficient of friction, and absorb and dampen the same joint forces (without incurring significant creep or abrasion) as does the normal meniscus.
  • (11) The titanium alloy strips were treated with citric acid, stannous fluoride, tetracycline HCl, chlorhexidine gluconate, hydrogen peroxide, chloramine T, sterile water, a plastic sonic scaler tip, and an air-powder abrasive unit.
  • (12) Perhaps grime and dubstep were simply too abrasive and strange to be successfully watered down for mainstream tastes.
  • (13) Relief from pain occurred in all patients soon after abrasion was performed.
  • (14) After mechanical denudation of the endothelium with a specially designed abrasive micropipette, spontaneous tone and myogenic responses were preserved.
  • (15) An abrasively Thatcherite style would be poison to their Lib Dem partners.
  • (16) Current management of hand injuries includes debridement by abrasive scrubbing with anti-bacterial detergents, surgical excision, or pressure irrigation.
  • (17) Plaque accumulations were also frequently located in abrasion grooves and surface pits in the enamel, and prolific plaque areas were consistently surrounded by a monolayer of bacterial cells.
  • (18) Corneal abrasion occurred in two babies and corneal oedema in one baby after forceps delivery but in none of the control group.
  • (19) However, person-to-person variation can have a great influence on the abrasion process; moreover, only two persons were involved in this pilot study, and no definitive statement can be made about the effect of the toothpastes.
  • (20) Recently a redesigned air-powder abrasive system was introduced to remove dental plaque and stain from tooth surfaces.

Scrape


Definition:

  • (v. t.) To rub over the surface of (something) with a sharp or rough instrument; to rub over with something that roughens by removing portions of the surface; to grate harshly over; to abrade; to make even, or bring to a required condition or form, by moving the sharp edge of an instrument breadthwise over the surface with pressure, cutting away excesses and superfluous parts; to make smooth or clean; as, to scrape a bone with a knife; to scrape a metal plate to an even surface.
  • (v. t.) To remove by rubbing or scraping (in the sense above).
  • (v. t.) To collect by, or as by, a process of scraping; to gather in small portions by laborious effort; hence, to acquire avariciously and save penuriously; -- often followed by together or up; as, to scrape money together.
  • (v. t.) To express disapprobation of, as a play, or to silence, as a speaker, by drawing the feet back and forth upon the floor; -- usually with down.
  • (v. i.) To rub over the surface of anything with something which roughens or removes it, or which smooths or cleans it; to rub harshly and noisily along.
  • (v. i.) To occupy one's self with getting laboriously; as, he scraped and saved until he became rich.
  • (v. i.) To play awkwardly and inharmoniously on a violin or like instrument.
  • (v. i.) To draw back the right foot along the ground or floor when making a bow.
  • (n.) The act of scraping; also, the effect of scraping, as a scratch, or a harsh sound; as, a noisy scrape on the floor; a scrape of a pen.
  • (n.) A drawing back of the right foot when bowing; also, a bow made with that accompaniment.
  • (n.) A disagreeable and embarrassing predicament out of which one can not get without undergoing, as it were, a painful rubbing or scraping; a perplexity; a difficulty.

Example Sentences:

  • (1) In invasive epidermoid carcinoma, the accuracy with the self-collected specimens approached the physician-scraped specimens.
  • (2) A microsomal preparation containing labeled endocytic vesicles was prepared by cell scraping, homogenization, and differential centrifugation.
  • (3) We compared two noninvasive methods of sampling exfoliated cervical cells--cervicovaginal lavage and scrape-Cytobrush.
  • (4) We therefore surveyed patients with Parkinson's disease (PD) regarding early adult consumption of fruits and vegetables usually eaten raw, with seeds that are swallowed or scraped with the teeth.
  • (5) The heads were examined for adult and larval meningeal worms (Parelaphostrongylus tenuis) by physical examination of the brain surfaces, and the Baermann technique, respectively, and for ear mites by examination of ear scrapings.
  • (6) He was competing in his third Boston marathon, and he came away with a scraped knee and a feeling of shock.
  • (7) Through small and large acts of deprivation and destruction we follow the process: the removal of hope, of dignity, of luxury, of necessity, of self; the reduction of a man to a hoarder of grey slabs of bread and the scrapings of a soup bowl (wonderfully told all this, with a novelist's gift for detail and sometimes very nearly comic surprise), to the confinement of a narrow bed – in which there is "not even any room to be afraid" – with a stranger who doesn't speak your language, to the cruel illogicality of hating a fellow victim of oppression more than you hate the oppressor himself – one torment following another, and even the bleak comfort of thinking you might have touched rock bottom denied you as, when the most immediate cause of a particular stress comes to an end, "you are grievously amazed to see that another one lies behind; and in reality a whole series of others".
  • (8) Psoriatic skin scales, non-sterile and sterile, were tested for stimulatory effect on PMNs and compared with the effect of normal skin scrapings.
  • (9) Our data provide the first evidence in humans that significant inflammatory changes in conjunctival scrapings are present long after allergen exposure has ended.
  • (10) This was partly because of its composition, scraped together from around the world but without the backing of Arab and Muslim leaders.
  • (11) Read more on Scottish independence • ' I believe in solidarity with the folk living south of Carlisle ' • ' The UK is on shifting sands – we can't assume survival ' • ' Better Together is truly scraping the barrel now ' The fact is that far from fearing the breakup of the UK, the English are looking at the benefits that devolution has brought the Scots and asking why they are not able to enjoy the same.
  • (12) Cellular abnormalities were demonstrated in 90.4% of women having scrapings of visible lesions and in 88.1% of women studied by 4-quadrant vaginal scrapings in the absence of clinical disease.
  • (13) These problems were met by introducing the indicator into the cells with the scrape-loading technique adapted for use with Dictyostelium and the construction of a new fura-2 derivative, fura-2-dextran.
  • (14) The overlying superficial and wing cells were removed by mechanical scraping to expose basal cells attached to their basal lamina.
  • (15) Scrapes detected more HPV 18 (10% vs. 2%, P = less than 0.05) and HPV 31 (7% vs. 3%, not significant) than did the biopsies, but biopsies detected more HPV 16 (42% vs. 33%, not significant).
  • (16) Epithelial cells were scraped from the tonsillar surfaces of 15 patients with current acute tonsillitis (AT) and of 15 individually matched healthy persons.
  • (17) We compared swab and scraping (Rhino-probe) technics in the nasal cytology obtention for eosinophils count in 36 patients with a range of 2-46 years old (mean age 18.6 years) with diagnosis of Allergic Rhinitis.
  • (18) Morphologically distinguishable differences in enamel at the occlusal site was examined as to whether the tooth is treated by acid solution, low-viscosity acid gel, or high-viscosity acid gel as well as the extent of involvement, using either a conventional or scraping method of application.
  • (19) Fifteen New Zealand white rabbits underwent laparotomy, with scrape and cut lesions created bilaterally on the uterine body and horns, respectively.
  • (20) The conjunctival sheets were cultured on epithelial-scraped corneal stromal carriers in vitro.