utilizari monozaharide Flashcards

1
Q

ce concentratie de glucoza trb. mentinuta in sange?

A

0,06%-0,11%

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2
Q

ce se intampla cand concentratia de glucoza e peste 0,16%

A

trece in urina— simptom al diabetului zaharat

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3
Q

glucoza este folosita industrial. la prepararea… ?

A
  • produselor zaharoase (inlocuitor al zaharului)
  • gluconatului de calciu
  • pastilelor de vitamina C
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4
Q

glucoza este folosita in industria textila la.. ?

A

imprimarea tesuturilor

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5
Q

glucoza este folosita la fabricarea oglinizilor. adevarat?

A

DA

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6
Q

unde se gasesc libere glucoza si fructoza?

A

in sucul de fructe dulci
in mierea de albine

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7
Q

ce ciclu are fructoza libera? piranozic sau furanozic?

A

piranozic

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8
Q

ce ciclu are fructoza din di si polizaharide?

A

furanozic

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9
Q

D-sorbitolul este materia prima pentru sinteza…

A

vitaminei C

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10
Q

D-sorbitolul apare in multe fructe, unde apare cel mai abundent?

A

in sorbul de munte (Sorbus aucuparia)

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11
Q

cum se obtine industrial sorbitolul ?

A

prin hidrogenarea glucozei (reducere)

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12
Q

D-manitolul este f raspandit in natura. unde se gaseste mult si cat contin in timpul verii??

A

unele alge marine, pana la 37% din masa uscata

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13
Q

la ce mai este utilizat D-manitolul ? (rasini, uleiuri)

A
  • obt. rasinilor de tip gliptal
  • uleiuri sicative sintetice
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14
Q
A
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