'virskinimas' Flashcards

1
Q

Virskinimas

A

fizinis ir cheminis maisto skaidymas virskinimo sistemoje i tirpius smulkiamolekulinius junginius, kurie parenka i krauja ir limfa

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2
Q

Virskinimo liaukos

A

seiliu liauko, kepenys, kasa

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2
Q

Virskinimo traktas

A

burnos ertme, rykle, stemple, skrandis, plonoji ir storoji zarna

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2
Q

Emulgacija

A

riebalu skaidymas

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2
Q

burna f-ja

A

maisto kramtymas, krakmolo virskinimas

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3
Q

maisto medziagu isiurbimas

A

medziagu patekimas per virskinamojo trakto sieneles i krauja ir limfa

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3
Q

kas isskiria virskinamasias sultis

A

virskinamasis traktas arba salia esancios liaukos

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3
Q

stemple f-ja

A

persitaltika nustumia maista

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4
Q

skrandis f-ja

A

maisto kaupimas, rugstis uzmusa bakterijas, baltymu virskinimas

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5
Q

plonoji zarna f-ja

A

visu maisto rusiu virskinimas

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6
Q

storoji zarna f-ja

A

vandens isiurbimas, nevirskintu atlieku kaupimas

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7
Q

chumusas

A

maisto kose

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8
Q

raukas

A

raumuo suspaudžiantis tuščiavidurį organą arba uždarantis tam tikrą kiaurymę, reglamentuojantis turinio judėjimą viena kryptimi

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9
Q

kas kaip i ka skaido angliavandenius

A

krakmolas+h2o -> seilius ir kasos amilaze -> maltoze
maltoze+h2o -> maltaze -> gliukoze

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10
Q

kas kaip i ka skaido baltymus

A

baltymas + h2o -> tripsinas, pepsinas -> peptidai
peptidai+h2o->peptidaze -> aminorugstys

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11
Q

kas kaip i ka skaido riebalus

A

riebalai + h2o -> tulzies druskos - > riebalu laseliai emulgacija
riebalu laseliai + h20 -> lipaze -> gliukoze + riebalu rugstis

12
Q

seiliu liaukos

A

seiliu amilaze

13
Q

kasos liaukos

A

kasos amilazae, tripsinas, lipaze

14
Q

zarnyno liaukos

A

maltaze, peptidaze

15
Q

skarndzio liaukos

A

pepsinas

16
Q

Sąlygos virškinimui skrandyje :

A

Druskos rūgštis HCL
Ph 2
36,6 (37)