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Sesión 35 Flashcards

(10 cards)

1
Q

Derivados del colesterol?

A

Acidos biliares, pregnenolona y vitamina D

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2
Q

Por medio de que enzima se convierte la testosterona a dihidrotestosterona?

A

5-ą-reductasa

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3
Q

Derivados de la pregnenolona

A

Corticoesteroides y Andrógenos

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4
Q

Se sintetizan en el hígado a partir del colesterol

A

Ácidos biliares primarios

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5
Q

Son los ácidos biliares primarios

A

Ácido cólico (triol)

Ácido quenodesoxicólico (diol)

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6
Q

Que se forma a partir del colesterol con la acción de la enzima 7ą-hidroxilasa

(Se utiliza NADPH como coenzima)

A

7ą-hidroxicolesterol

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7
Q

Como entran los ácidos biliares primarios a la bilis

A

Conjugados de GLICINA y TAURINA

Aquí ya son sales biliares

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8
Q

Primara etapa de la biosíntesis de esteroides

A

La hidroxilación mitochondrial de C20 y C22 por la enzima COLESTEROL DESMOLASA que rompe el enlace

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9
Q

Por medio de que enzima se convierte la progesterona a 17ą-hidroxiprogesterona

A

17ą-hidroxilasa

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10
Q

Por acción de la enzima liasa. La 17ą-hidroxiprogesterona se convierte a

A

Androstenediona

Precursor de la testosterona

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