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Fisiología > Bioquímica > Flashcards

Bioquímica Flashcards

1
Q

Agregación plaquetaria

A

ADP

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2
Q

Biosíntesis de glucógeno

A

UDP-glucosa

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3
Q

Síntesis de lípidos

A

CTP, CDP-acilglicerol

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4
Q

Vasodilatador

A

Adenosina

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5
Q

Inhibidor de los receptores de adenosina

A

Cafeína

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6
Q

Reacción de la HGPRT

A

Hip / Gua + PRPP —HGPRT—> IMP / GMP + PPi

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7
Q

Primera base nitrogenada de la biosíntesis de pirimidinas

A

Ácido orótico (orotato)

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8
Q

En qué vía actúa el alopurinol

A

Catabolismo de las purinas (De hipoxantina o xantina a ácido úrico)

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9
Q

Enzima diana del alopurinol

A

Xantina oxidasa

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10
Q

Alopurinol análogo de…?

A

Hipoxantina

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11
Q

Competencia del ácido úrico a nivel renal (compuesto formado por etilismo crónico)

A

Ácido láctico

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12
Q

Los trastosrnos neurológicos de la enfermedad de Lesch-Nyhan, se deben principalmente a fallas en el mecanismo de transmisión neuronal por falta de qué mensajero?

A

GMPc

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13
Q

¿Cuáles son los aminoácidos exclusivamente cetogénicos?

A

Leucina y lisina

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14
Q

Enzima defectuosa en la fenilcetonuria

A

Fenilalanina hidroxilasa o dihidropteridina reductasa (forma no clásica)

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15
Q

Alcaptonuria (enzima defectuosa)

A

Homogentisato oxidasa

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16
Q

Tirosinemia tipo I (enzima defectuosa)

A

Fumarilacetoacetato hidrolasa

17
Q

tirosinemia tipo II (enzima defectuosa)

A

Tirosina aminotransferasa

18
Q

Cistationuria (enzima defectuosa)

A

Cistationasa (inocua)

19
Q

Homocisteinemia (enzima defectuosa)

A

Cistationina β-sintasa

20
Q

Oxaluria primaria tipo I (enzima defectuosa)

A

glicina transaminasa

21
Q

Enzima de la orina con olor a jarabe de maple

A

Deshidrogenasa de α-cetoácidos de cadena ramificada

22
Q
A
23
Q

Inhibidor de la cicloxigenasa (tratamiento para el dolor en lagota)

A

Indometacina

24
Q
A

Fisiología (5 decks)

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