b9, b12 Flashcards

1
Q

denominacione de l b9

A

ac.folico, folatos o ac.pteroglutamico

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2
Q

forma sintetica de ac.folico

A

ac,pteroglutamico

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3
Q

formas activas del ac.folico

A

DHF dihidrofolato y THF tetrahidrofolato

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4
Q

la deficiencia de que vitamina afecta a la b9

A

b12:cobalamina

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5
Q

sintomas b9 por deficiencia

A

espina bifida, anemia megaloblastica, deficit tubo neural, hipercisteinemia

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6
Q

sitios activos de el acido folico

A

n5 y n10

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7
Q

denominaciones b12

A

cobalamina o factor extrinseco

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8
Q

forma activa de la cobalamina

A

adenosil cobalamina
metilcobalamina

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9
Q

que dos vitaminas actuan en ac nucleicos

A

ac folico y cobalamina

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10
Q

en que reaccion participa la b12

A

de metaanoli coa a succinil coa

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11
Q

povlacion riesgo de b12

A

vegetarianos estrictos ya que aliemntos de origen animal tienen mas b12

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12
Q

la cobalamina es sensible a luz

A

verdadero

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13
Q

sintomas de deficit de cobalaminas

A

anemias megablasticas y perniciosas

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