
pharas-lindqvist prabhavam

oru draavakathinte viscosity, eee saahacharyathil raktham, athu sanjarikkunna tyoobinte vyaasathinanusarich engane maarunnuvenn fahraiz-lindqvist prabhavam vivarikkunnu. prathyekichum 'tubinte vyaasam kurayumbol viscosity kurayunnu' (10 muthal 300 micrometer vare vyaasamulla tube aanenkilum). erithrosaittukal paathratthinte madhyabhaagathekku neengukayum paathratthinte mathilinu sameepam plasma maathram avasheshikkukayum cheiyunnathaanu ithinu kaaranam.
charithram.
1930-ll oru jarmman grouppaanu eee prabhavam aadyamaayi rekhappeduthiyathu. taamasiyaathe, 1931-ll, sweedish shaasthranjaraaya robin fahroyas torsttan lindkvistum ithu swathanthramaayi report cheythu, avarude perilaanu eee prabhavam saadhaaranayaayi ariyappedunnathu. 1888 october 15 nuu stockhomil janicha oru sweedish paatholajistum hemattolajistumaayirunu roobert (robin) sanno fahraz. 1968 septambar 18nuu sweedanile upsala vachu addeham antharichu. 1906ll janichu 2007ll maricha oru sweedish vaidyanaayirunnu johann torsttan lindqvist. fahrias lindkvistum 1931ll american jenal oof physiologyil eee prabhavam vivarikkunna avarude lekhanam prasidheekarichu. manushya shareeraghadanayude padanatthil vyapakamaaya prathyaaghaathangal srishticha hemodynamics manassilakkunnathil avarude patanam oru pradhana munnettatthe prathinidheekarichu.
rund jalasambharanikale bandhippikkunna nerttha glass capillary tyoobukaliloode avar raktham nirbandhichu. capillary vyaasam 250 micrometeril thaazheyaayirunnu, koodaathe oru valia tubile samanamaaya ozhukk phalapradamaayi neutonian aakunnathin mathiyaya uyarnna shear nirakkil (≤1001/s) pareekshanangal nadatthi. praveshana falangalkku thiruthal varuthiya sesham, alanna mardha drope vooliyam phloo rettum r vyaasamulla oru tubinu hagen-poyisyooyil samavaakyathilekku gadippikkunnathil ninnu uruthirinja phalapradamaaya viscosityude adisthaanathil avar avarude daatta avatharippichu.
evide
hagen-poysyooyil samavaakyam oru neutonian draavakathinu maathrame saadhuthayulloovenkilum, eee samavaakyathin pareekshanathmaka daatta gadippikkunnathu phloo resistans orotta samkhyayaal savisheshamaakkunnathinulla oru soukaryapradamaaya reethi nalkunnu, athaayath formula 5. pothuve, formula 5 pareekshikkunna draavakam, capillary vyaasam, phloo rettu (allengil marddam kurayunnu) ennivaye ashrayichirikkum. ennirunnaalum, oru nischitha draavakathinum oru nischitha mardha dropin, vyathyastha vyaasamulla kaappilarikal thammilulla daatta thaarathamyam cheyyaam.
fahraiz lindkvistum avarude daattayude rund asaadhaarana savisheshathakal shradhichu. aadyam, capillary radius kurayunnathanusarichu formula _ 5 kuranju, r. capillary vyasamaaya <0.5mm-laanu eee kuravu ettavum kooduthal prakadamaayathu. randaamathethu, tube hematokritt (i.iii.capillaryile sharashari hematokritt) ellaayppozhum pheed reservoirile hematokrittinekkaal kuravaayirunnu. eee rund hemattokrittukalude anupatham, tube relative hematokritt, formula _ 11, ingane nirvachikkunnu
prathibhaasangalude vishadeekaranam.
chuvanna rakthaanukkal theernnupokunna capillary mathilinodu chernnulla nerttha paaliyaya plasma sell free lair enna aashayathiloode thudakkathil aashayakkuzhappamundaakkunna eee phalangal vishadeekarikkaan kazhiyum. kosharahithamaaya paali chuvanna koshangalude paavappettathinal, athinte phalapradamaaya viscosity muzhuvan rakthathekkaalum kuravaanu. athinaal eee paali kaappilarikkullile ozhukk prathirodham kuraykkaan pravartthikkunnu. ithu phalavathaaya viscosity muzhuvan rakthathekkaalum kuravaayirikkum enna falamaanu undaakkunnath. kosharahita paali valare nerthathaayathinaal (ekadesham 3 micrometer) valia vyaasamulla kaappilarikalil eee prabhavam apradhaanamaan. eee vishadeekaranam krithyamaanengilum aathyanthikamayi thripthikaramalla, kaaranam enthukondaanu plasma sell free lair nilanilkkunnath enna adisthaana chodyathinu utharam nalkunnathil ithu paraajayappedunnu. kosharahita paaliyude roopeekaranathe prothsaahippikkunna rund gadakangalundu.
sell-free marginal lair model ganithashaasthraparamaayi fahrius-lindqvist prabhavam vishadeekarikkaan sramikkunna oru ganithashaasthra maathrkayaanu.