homeostaze Flashcards

(10 cards)

1
Q

homeostaze

A

pastoviu salygu palaikymas organizmo vidineje terpeje

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2
Q

kas sudaro organizmo vidine terpe

A

kraujas, limfa, audiniu skystis, last citoplazma

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3
Q

homeostazes valdymo sistema sudaro

A

receptorius - CNS arba liauka - efektorius

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4
Q

kaip valdoma homeostaze

A

neigiamu griztamuoju rysiu

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5
Q

teermoreguliacija kai salta

A

sudirginami salcio receptoriai odoje, siuncia impuksa i tarp smegenyse esanti pagumburi.is tarp smegenu impulsas grizta i oda. i pavirsines odos kraujagysles patenka maziau kraujo. prakaito liaukos nefunkcionuoja. odoje yra daug plauka pasiausianciu raumenu, kurie isitempia, oda pasiurpsta. prasideda drebulys, dėl nevalingu raumenu susitraukinejimu organizm susyla

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6
Q

nevalgiusio zmogaus kraujyje gliukozes kiek

A

3,33-5,55mmol/l

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7
Q

kiek pakyla gliukoze pavalgius

A

7,8mmol/l

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8
Q

cukrinis diabetas

A

liga, kai sutrinka kraujyje gliukozes reguliacija

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9
Q

1 tipo cukraliges pozymiai

A

silpnumas, nuovargis, dažnas šlapinimasis, troškulys, krinta svoris

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10
Q

žmogus geria daug vandens, mažai suraus maisto

A

sumazeja drusku konc kraujo plazmoje. sudirginami receptoriai, kurie siuncia impulsą i tarpines smegenis, o jos perduoda i hipofize. hipofize negamina ADH- antidiurezinio hormono. dėl to inkstų nefronu kanaleliu laidumas vandeniui sumazėja. mažiau vandens ir kanaleliu bus isskirta i krauja. slapimo kiekis padideja, konc sumazeja

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