What's the difference between crust and mantle?

Crust


Definition:

  • (n.) The hard external coat or covering of anything; the hard exterior surface or outer shell; an incrustation; as, a crust of snow.
  • (n.) The hard exterior or surface of bread, in distinction from the soft part or crumb; or a piece of bread grown dry or hard.
  • (n.) The cover or case of a pie, in distinction from the soft contents.
  • (n.) The dough, or mass of doughy paste, cooked with a potpie; -- also called dumpling.
  • (n.) The exterior portion of the earth, formerly universally supposed to inclose a molten interior.
  • (n.) The shell of crabs, lobsters, etc.
  • (n.) A hard mass, made up of dried secretions blood, or pus, occurring upon the surface of the body.
  • (n.) An incrustation on the interior of wine bottles, the result of the ripening of the wine; a deposit of tartar, etc. See Beeswing.
  • (n.) To cover with a crust; to cover or line with an incrustation; to incrust.
  • (v. i.) To gather or contract into a hard crust; to become incrusted.

Example Sentences:

  • (1) In certain cases the ulcerous crust is removed with chloramine.
  • (2) A rapid evolution of epithelialization was found in case of treated animals as distinguished from control sample, where the infected crust was far from being healed.
  • (3) Future ice loss and bending of the crust due to rising sea levels have the potential ultimately to raise levels of both earthquake and volcanic activity.
  • (4) A search for an intact blister is always warranted when erosions, oozing, or crusts are noted.
  • (5) In general, healthy panelists evaluated the cakes as sweeter, crust bitterness as greater, and overall eating quality as higher than the panel members with carbohydrate metabolic disorders.
  • (6) The tanks fell from 2,000ft on to the salt crust of the open desert and burst open as they struck the ground.
  • (7) A negative correlation between the number of mites and the presence and extensiveness of crusts was observed.
  • (8) The presence of subcorneal pustules in a solitary, indolent, crusted plaque, or in erythema annulare-like lesions with a trailing scale, is evidence of atypical psoriasis.
  • (9) Requirements for intranasal douching with saline have varied; however, we have had no problems with bothersome crusting following b.i.d.
  • (10) Disadvantages are a longer healing period and temporary crust formation as in conchotomy, the high technical effort and cost of the laser.
  • (11) Crusting was found around the lashes, and the lids developed loss of lashes and hair.
  • (12) Within three weeks after treatment was initiated, all animals were free of crusts.
  • (13) After the crust falls, carrying away some tattoo pigment on its deeper surface, a pale-pink scar forms, then gradually fades in several months.
  • (14) We report a case of nonvesicular hydroa vacciniforme in which only extensive crusting associated with hypertrophic scarring on sun-exposed skin was present.
  • (15) The absorption of mercury was investigated after three phase crusting by Grob on a second-degree scald burn of 10 to 15% of the body surface in rats.
  • (16) For oxalate stones a separation of the outer layer (crust) from the inner layer (core) marked the point of maximum load.
  • (17) The vesicles progress to pustules, then to crusts that eventually are lost.
  • (18) A case of localized CrS appearing as a yellowish and crusted plaque on the second right toe is reported in a woman with AIDS.
  • (19) All the patients were elderly women who developed chronic, extensive, pustular, crusted and occasionally eroded lesions of the scalp which produced scarring alopecia.
  • (20) For all their apparent beauty and fragility, just think of coral reefs as big lumps of rock with a living crust.

Mantle


Definition:

  • (n.) A loose garment to be worn over other garments; an enveloping robe; a cloak. Hence, figuratively, a covering or concealing envelope.
  • (n.) Same as Mantling.
  • (n.) The external fold, or folds, of the soft, exterior membrane of the body of a mollusk. It usually forms a cavity inclosing the gills. See Illusts. of Buccinum, and Byssus.
  • (n.) Any free, outer membrane.
  • (n.) The back of a bird together with the folded wings.
  • (n.) A mantel. See Mantel.
  • (n.) The outer wall and casing of a blast furnace, above the hearth.
  • (n.) A penstock for a water wheel.
  • (v. t.) To cover or envelop, as with a mantle; to cloak; to hide; to disguise.
  • (v. i.) To unfold and spread out the wings, like a mantle; -- said of hawks. Also used figuratively.
  • (v. i.) To spread out; -- said of wings.
  • (v. i.) To spread over the surface as a covering; to overspread; as, the scum mantled on the pool.
  • (v. i.) To gather, assume, or take on, a covering, as froth, scum, etc.

Example Sentences:

  • (1) This report describes a detailed analysis of the dosimetry of the mantle technique for the therapy of Hodgkin's disease when a 4 MV linear accelerator (Varian) is utilized.
  • (2) In the mantle of the female sea mussel Mytilus galloprovincialis seasonal variations in the adenylate cyclase activity correlate with gonadal development.
  • (3) A 21-year old man died of an extensive anteroseptal myocardial infarction 16 months after receiving megavoltage radiotherapy to a mantle field for Hodgkin's disease stage PS IA confined to the midcervical lymph nodes on the left side of the neck.
  • (4) The outer aspect of the mantle zone constituted the PNS-CNS borderline.
  • (5) Fetuses that received 0.25, 0.5, 0.75, or 1.0 Gy were examined 24 h after irradiation for changes in the cells of the cerebral mantle of the developing brain.
  • (6) Forty-nine patients were managed according to the pre-1969 policy consisting of mantle radiotherapy (XRT) only without laparotomy staging and without subdiaphragmatic treatment.
  • (7) The glial mantle is thicker in the sulci than on the gyri.
  • (8) The sensory cells of the mantle tentacles are found to be ciliated, primary receptors with subepithelial nuclei.
  • (9) Only one of these cases was found among the 44 patients who received a dose to the spinal cord of over 5 000 rad via fields of less than 16 cm in length; 7 cases were patients with Hodgkin's disease who were given up to 3 700 rad via mantle fields.
  • (10) A semi-intact preparation was used to study the effects of classical conditioning on the type of siphon response elicited by a conditioned stimulus to the mantle of Aplysia.
  • (11) Then, in English, a simple statement that has come to define a Japanese summer of public discontent, the likes of which it has not seen in a generation: “This is what democracy looks like!” Amid the trade union and civic group banners were colourful, bilingual placards held aloft by a new generation of activists who have assumed the mantle of mass protest as Japan braces for the biggest shift in its defence posture for 70 years.
  • (12) Osteoclasts were not observed; occasional osteoblasts, blue mantles and otosclerotic foci were seen.
  • (13) The third major isoform, which was enriched in the mantle and branchial sac of adults and localized primarily in the tails of tadpoles, is a muscle actin.
  • (14) Spontaneous pneumothorax was observed only in patients who had received mantle or mini-mantle radiation therapy (RT).
  • (15) Shortly after mantle field radiation therapy she developed a mass in the anterior mediastinum.
  • (16) A literature review aimed at completeness, a study of the hitherto largest case material (24 cases), and a comparative analysis of the bleeding and normal gastric arteries gave the following results: (1) the walls of the pathologic arteries are of normal structure; (2) as submucous arteries, they are of normal diameter; (3) they are attached to the mucosa by virtue of Wanke's musculoelastic mantle; (4) at the level of the muscularis mucosae, they are definitely oversized; (5) in the area of the linkage of the artery to the mucosa, a vulnerable mucosal spot is created; (6) the artery is accompanied by a vein of similar caliber; and (7) perforation of the vein takes place before that of the artery.
  • (17) However, these specimens have also shown incipient cracks in the acrylic cement that emanate from and connect defects in the cement mantle and at the metal-cement interface.
  • (18) Aggressive intrapartum management is indicated in most of these cases regardless of cortical mantle thickness.
  • (19) The results of the various histochemical reactions on mucosubstances indicate that in the middle fold of the mantle edge two types of mucus cells exist, one producing sulphomucins and the other neutral mucosubstances.
  • (20) Her original concept was that he might shed the kingly mantle, be just a poor player strutting, but he couldn’t get out fast enough from his prosthetic withered arm.