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opioides Flashcards

(5 cards)

1
Q

Clasificación de los opioides

A
  • Naturales: morfina, codeína
  • Semisintéticos: heroína, buprenorfina
    -Sintéticos: fenta, alfenta, remi, sulfenta
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2
Q

Clasificación de receptores opioides

A
  • Mu: MOR (morfina)
  • Kappa: KOR
  • Sigma: DOR
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3
Q

Mecanismo acción de los opioides

A

Sus receptores están acoplados a proteína G, la activación del receptor inhibe la ADENILATO CICLASA.
- se inhiben los canales de calcio
- se activan los canales de potasio y hay reducción de excitabilidad neuronal

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4
Q

Mecanismo de náuseas

A

Actúan a nivel quimio táctico en el área postrema del bulbo raquídeo y estimulan el centro del vomito

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5
Q

Como funcionan a nivel neuroeje

A

Se unen a receptores de la lámina de redxen II en el asta dorsal e inhiben la sustancia P

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