nail body definition

One can speculate that the development of nails into flattened plates reflects the discontinuation of their use for digging or for defending and attacking. A nail is a claw-like keratinous plate at the tip of the fingers and toes in most primates. { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_rightslot' }}]}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_mpuslot1' }}]}, { bidder: 'openx', params: { unit: '539971071', delDomain: 'idm-d.openx.net' }}, This page was last edited on 22 October 2020, at 23:10. { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_mpuslot' }}, { bidder: 'ix', params: { siteId: '194852', size: [300, 250] }}, In a…, The most common causes of diseased nails are chronic paronychia—infection of the soft tissue of the fingers between the lateral edges of the nail plates and the lateral nail folds—fungus infections, trauma, psoriasis, impaired circulation, and dermatitis. { bidder: 'openx', params: { unit: '539971079', delDomain: 'idm-d.openx.net' }}, iasLog("criterion : cdo_l = en"); Our editors will review what you’ve submitted and determine whether to revise the article. { bidder: 'appnexus', params: { placementId: '11654156' }}, Add the power of Cambridge Dictionary to your website using our free search box widgets. { bidder: 'sovrn', params: { tagid: '346693' }}, Some over-the-counter vitamin supplements such as certain multivitamins and biotin may help in growth of strong nails, although this is quite subjective.[29]. }, [6], The nail sinus (sinus unguis) is where the nail root is;[4] i.e. Nails can dry out, just like skin. bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776160', position: 'atf' }}, { bidder: 'ix', params: { siteId: '195455', size: [320, 100] }}, { bidder: 'ix', params: { siteId: '195452', size: [336, 280] }}, The lateral margin (margo lateralis) lies beneath the nail wall on the sides of the nail, and the nail groove or fold (sulcus matricis unguis) are the cutaneous slits into which the lateral margins are embedded.[4]. { bidder: 'ix', params: { siteId: '195451', size: [320, 50] }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_MidArticle' }}, {code: 'ad_contentslot_3', pubstack: { adUnitName: 'cdo_mpuslot', adUnitPath: '/2863368/mpuslot' }, mediaTypes: { banner: { sizes: [[300, 250], [336, 280]] } }, It originates from the actively growing tissue below, the matrix.[5]. bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776130', position: 'btf' }}, 'max': 8, It also indicates keel-shaped nails of Callitrichines (a family of New World monkeys) is a derived postural adaptation rather than retained ancestral condition. This permeability has implications for penetration by harmful and medicinal substances; in particular cosmetics applied to the nails can pose a risk. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. For the construction technique, see. Delayed return to pink color can be an indicator of certain shock states such as hypovolemia.[23][24]. Summary Information: Nail Body. { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_btmslot_300x250' }}, dfpSlots['rightslot'] = googletag.defineSlot('/2863368/rightslot', [[300, 250]], 'ad_rightslot').defineSizeMapping(mapping_rightslot).setTargeting('sri', '0').setTargeting('vp', 'mid').setTargeting('hp', 'right').setTargeting('ad_group', Adomik.randomAdGroup()).addService(googletag.pubads()); { bidder: 'sovrn', params: { tagid: '446382' }}, { bidder: 'ix', params: { siteId: '195457', size: [300, 250] }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_mpuslot' }}, { bidder: 'openx', params: { unit: '539971063', delDomain: 'idm-d.openx.net' }}, {code: 'ad_btmslot_a', pubstack: { adUnitName: 'cdo_btmslot', adUnitPath: '/2863368/btmslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, { bidder: 'openx', params: { unit: '539971080', delDomain: 'idm-d.openx.net' }}, { bidder: 'ix', params: { siteId: '195456', size: [300, 250] }}, { bidder: 'ix', params: { siteId: '195464', size: [120, 600] }}, googletag.pubads().setCategoryExclusion('lcp').setCategoryExclusion('resp').setCategoryExclusion('wprod'); { bidder: 'ix', params: { siteId: '195453', size: [300, 50] }}, { bidder: 'sovrn', params: { tagid: '448838' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162050', zoneId: '776338', position: 'btf' }}, 'min': 8.50, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_leftslot' }}]}, This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. }); { bidder: 'ix', params: { siteId: '195456', size: [300, 250] }}, { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_mpuslot3_flex' }}, {code: 'ad_rightslot2', pubstack: { adUnitName: 'cdo_rightslot2', adUnitPath: '/2863368/rightslot2' }, mediaTypes: { banner: { sizes: [[300, 250], [120, 600], [160, 600]] } }, iasLog("criterion : cdo_tc = resp"); googletag.cmd.push(function() { "authorizationTimeout": 10000 var pbAdUnits = getPrebidSlots(curResolution); The Nail Bed: This is the portion of skin upon which the nail plate rests. Protein is a building material for new nails; therefore, low dietary protein intake may cause anemia and the resultant reduced hemoglobin in the blood filling the capillaries of the nail bed reflects varying amounts of light incident on the nail matrix resulting in lighter shades of pink ultimately resulting in white nail beds when the hemoglobin is very low. { bidder: 'openx', params: { unit: '541042770', delDomain: 'idm-d.openx.net' }}, { bidder: 'sovrn', params: { tagid: '448837' }}, Discoloration, thinning, thickening, brittleness, splitting, grooves, Mees' lines, small white spots, receded lunula, clubbing (convex), flatness, and spooning (concave) can indicate illness in other areas of the body, nutrient deficiencies, drug reaction or poisoning, or merely local injury. {code: 'ad_contentslot_2', pubstack: { adUnitName: 'cdo_mpuslot', adUnitPath: '/2863368/mpuslot' }, mediaTypes: { banner: { sizes: [[300, 250], [320, 100], [320, 50], [300, 50]] } }, initAdSlotRefresher(); { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_mpuslot2' }}]}, Claws are pointed at their ends and are composed of two layers: a thick, deep layer and a superficial, hardened layer which serves a protective function. [32], The nail is an unguis, meaning a keratin structure at the end of a digit. "authorization": "https://dictionary.cambridge.org/auth/info?rid=READER_ID&url=CANONICAL_URL&ref=DOCUMENT_REFERRER&type=ENTRY_TRANSLATE&v1=english&v2=nail&v3=&v4=english&_=RANDOM", { bidder: 'openx', params: { unit: '539971068', delDomain: 'idm-d.openx.net' }}, { bidder: 'ix', params: { siteId: '195457', size: [320, 100] }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_Billboard' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162050', zoneId: '776358', position: 'atf' }}, { bidder: 'sovrn', params: { tagid: '446381' }}, [15], In humans, fingernails grow at an average rate of approx. The growing part of the nail is under the skin at the nail's proximal end under the epidermis, which is the only living part of a nail. nail definition: 1. a small, thin piece of metal with one pointed end and one flat end that you hit into something…. { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_topslot' }}, The nail is made up of a substance called onchyn, which is produced by the death of germinal cells, which are cells that go on to become various types of cells. {code: 'ad_btmslot_a', pubstack: { adUnitName: 'cdo_btmslot', adUnitPath: '/2863368/btmslot' }, mediaTypes: { banner: { sizes: [[300, 250], [320, 50], [300, 50]] } }, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_mpuslot2' }}]}, },{ { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_MidArticle' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162050', zoneId: '776342', position: 'btf' }}, { bidder: 'appnexus', params: { placementId: '11654151' }}, { bidder: 'ix', params: { siteId: '195466', size: [728, 90] }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_mpuslot' }},

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