Dopamina
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Transcript of Dopamina
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DOPAMINA.Neurotransmisor.
Marlene Rubi Perez Martinez
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Catecolamina.
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Funciones principales:
• Movimiento.
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• Placer-recompensa.
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• Adicciones.
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Neu
rona
s que
conti
enen
do
pam
ina
Nigroestriadas
Mesocorticales
Tuberhipofisales
Área ventral
Substancia negra
Cuerpo estriadoLóbuloFrontal
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Sinapsis dopaminérgica
Dopamina
Receptordopaminérgico
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Receptores dopaminérgicos
Receptores dopaminérgicos
D1Activan la
enzima Adenilciclasa
D1
D5
D2Inhiben la
enzima Adenicilclasa
D2
D3
D4
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Mecanismos de acción
La familia D1 Estimula la enzima Adenilciclasa
La familia Inhiben a la adenilciclasa
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Distribución y
función de los
receptores
dopaminérgicos
periféricos
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Efectos farmacológicos
La dopamina se administra por vía intravenosa en infusión continua, previamente diluido. No se recomienda el empleo de dopamina en pacientes menores de 18 años.
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Bibliografía
• http://www.javeriana.edu.co/Facultades/Ciencias/neurobioquimica/libros/neurobioquimica/catecolaminas(dopa,5HT,noradrena).htm
• https://www.psychologytoday.com/basics/dopamine• http://www.news-medical.net/health/What-is-Dopamin
e.aspx
• http://www.news-medical.net/health/Dopamine-Functions.aspx
• Fundamentos de psicología fisiológica. R. Carlson. Pearson. Tercera edición. Pag. 65
• Velazuez. Farmacología básica y clínica. Panamericana. 18ª. Edicion. Pag. 365, 366