Purinas Flashcards

1
Q

Qué NT forman las purinas

A

Adenosina y ATP

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2
Q

Síntesis de adenosina

A

Se forma a partir de ATP mediante las enzimas ectodifosfohidrolasa y ectomucleotidasa en el espacio sináptico
El ATP se encuentra en vesículas junto con otros NT

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3
Q

Funcion de Adenosina

A

Ansiolítico, inhibe el SN (cafeína antagonista al receptor)

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4
Q

Función de ATP

A

Induce dolor

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5
Q

Receptores de ATP

A

P2Y es metabotrópico Gq
P2X es ionotrópico despolarizante

Excitatorios

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6
Q

Receptores de adenosina

A

Metabotrópicos: P1A1 Gi y P1A2 Gs

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