Catecolaminas Flashcards

1
Q

Porque son secretadas

A

La glándula suprarrenal y neuronas

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2
Q

De qué tipo es el receptor de adrenalina

A

Beta drenergico, receptor acoplado a proteína g

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3
Q

Situación que se secreta adrenalina

A

Hipoglicemia o estrés

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4
Q

A dónde llega la epinefrina

A

Al receptor beta drenergico

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5
Q

Que produce unión adrenalina- receptor

A

Cambio conformacional y exposición del sitio para proteína g trimerica

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6
Q

Qué sucede producto del cambio conformacional

A

Transformación GDP A GTP
Su unidad alfa se disocia

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7
Q

Que produce la su unidad alfa

A

Se activa la ENZIMA ADENILATO CICLASA

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8
Q

Que produce la enzima ADENILATO CICLASA

A

Aumento del ampc que activa la pka

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9
Q

En tejido adiposo que tipo de receptores hay

A

De insulina y adrenalina
Glucagón NO

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10
Q

Con qué fin llega adrenalina a tej adiposo

A

Degradar triacigliceridos

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11
Q

A qué fosforilacion la PKA

A

A la enzima LIPASA(enizima marcapaso en lipólisis)

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