virskinimas 2 Flashcards

1
Q

skrandžio sulciu funkcija

A
  1. padeda palaikyti rugscia terpe, korioje aktyvina fermentu veikima, pradedami virskyti baltymai (baltymai - pepsinas- peptidai) 2. naikina su maistu prarytus mikroorganizmus 3. palaiko, aktyvina skrandžio peristaltika 4. sukelia baltymu denaturacija
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2
Q

kas yra rarp stemples ir skrandzio ir skrandzio ir zarnyno

A

stinkteriai arba raukai, kad skrandžio sultys nekiltu i stemple

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3
Q

kokio ilgio plonoji zarna

A

3-3,5

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4
Q

kokio ilgio storoji zarna

A

1,5

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5
Q

kas dengia gaureli

A

vienasluoksnis epitelinis audinys

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6
Q

koks plonosios zarnos pav plotas

A

plonas, kad daug medz isiurbt

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7
Q

kas yra gaureliuose

A

tankus kapiliaru tinklas, kad kuo daugiau isiurbtu i krauja maisto medz, didesnis spav

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8
Q

kokie latakai atsiveria i dvylikapirste zarna

A

kepenų ir kasos istekamieji latakai

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9
Q

ka isskiria kasa

A

kasos sultis ph 8

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10
Q

kokiu fermentu yra kasos sultyse

A
  1. baltymai - tripsinas - peptidai
  2. krakmolas - amilazė - maltoze
  3. riebalai - lipaze- glicerolis+ riebalu rugstys
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11
Q

kur isskiria kasa siuos fermentus

A

i dvylikapirste zarna su kasos sultimis ir ten suvirskinamos medz

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12
Q

kokia kepenu funkcija

A

gamina ir isskiria tulzi

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13
Q

kur kaupiasi tulzis

A

tulzies pusleje

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14
Q

tulzies funkcija

A
  1. padeda veikti kasos fermentams 2. emulguoja (susmulkina) riebalus (padideja spav ir lipaze greiciau suvirskina riebalus) 3. naikina mikroorganizmus 4. aktyvina zarnos peristaltika 5. palaiko sarmine ph
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