Vit. C Flashcards

1
Q

Denumire Vit c

A

Acid ascorbic si dehidroascorbic

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2
Q

Unde se intalneste si de unde se preia

A

este preluat la om maimuta cobai si liliac din alimente prin aport exogen iar restul pot sintetiza ac ascorbic din glucoza
se gaseste in sucul de lamaie

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3
Q

Cine o poate distruge

A

caldura-ph alcalin-depozitarea
scade abs fumul de tigara-la sportivi-virozele-antibioticele-cortizolul

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4
Q

Rolul Biologic vit C

A

Acidul ascorbic are rol de reducere- dehidroascorbic in oxidare
Reduce Fe3+ la Fe2+ - in metab Hb transf methemoglobina in Hb- sint. acizi grasi si catecolamine- metab prolinei - hidroxiprolina

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5
Q

DEFICIT

A

probleme orale- pierderea dintilor- sensibilitate gingivala cu hemoragii subcutanate- dezv incompleta a dintilor- rani
probleme osoase- dezv incompleta a sist osos- dureri articulare- boli osoase
probleme cutanate- hemoragii subcutanate- redeschidere rani- eruptii- vindecarea greoaie a ranilor-

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