Médula suprarrenal Flashcards

1
Q

Médula suprarrenal

A
  • Ganglio simpático
  • Secreta catecolaminas (adrenalina, noradrenalina, dopamina)
  • Homeostasis en fight or flight
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2
Q

Secreción

A
  • 90% adrenalina
  • 10% noradrenalina
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3
Q

Noradrenalina

A
  • Activa receptores a-1-adrenérgicos
  • Aumenta flujo de calcio a célula diana
  • Estimula sudoración
  • Activa receptores B-1-adrenérgicos
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4
Q

Adrenalina

A
  • Activa receptores a-1-adrenérgicos y b-1-adrenérgicos
  • Aumenta indice metabolico basal
  • Estimula lipolisis
  • Estimula glucogenólisis en hipoglucemia
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5
Q

Sistema nervioso somatico

A
  • Impulsos conscientes
  • Voluntario
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6
Q

Sistema nervioso autónomo

A
  • Impulsos inconscientes
  • Involuntario
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