Glándulas suprarrenales Flashcards

1
Q

Se encarga de producir y liberar catecolaminas (epinefrina y norepinefrina)

A

Medula suprarrenal

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2
Q

Responsable de la producción de corticoesteroides

A

Corteza suprarrenal

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3
Q

Zonas de la corteza suprerrenal

A

Zona glomerulosa (mineralocorticoides)
Zona facicular (glucocorticoides)
Zona reticular (andrógenos)

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4
Q

Principal precursor de hormonas esteroideas

A

Pregnenolona

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5
Q

Funciones de la aldosterona

A

Aumenta la reabsorción de sodio y la excreción de potasio

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6
Q

Cantidad de cortisol que viaja unido a proteínas

A

95%

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7
Q

Cantidad de aldosterona que viaja unida a proteínas

A

60%

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8
Q

¿Qué efectos tendrá la enfermedad hepática?

A

Disminuye degradación de hormonas adrenales

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9
Q

Funciones de la aldosterona

A

Incrementa la absorción de Na+ y la secreción de K+ em los túbulos colectores de los riñones

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10
Q

Factores que estimulan la secreción de aldosterona

A

Incremento de la concentración de potasio
Incremento de angiotensina II
ACTH

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11
Q
A
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