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Fisiopatología > HTA > Flashcards

HTA Flashcards

1
Q

Angio 2 crónica

A

Proliferación del músculo liso vascular
Disfunción endotelial
Agregación plaquetaria
Aumento de la respuesta inflamatoria

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2
Q

Aumenta la mortalidad de HTA solo con PA muy elevada?

A

Falso, aunque sea poca elevación, indica mayor mortalidad.

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3
Q

Disminuyen PA

A

Natriuresis.
Vasodilatador.
ON.
Célula Treg antiinflamatoria.

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4
Q

Acción del Na sérico

A

Promueve retención de líquidos lo que aumenta la PA (sube la volemia)

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5
Q

Sensibilidad a la sal.
PA sube más de 10mmHg después de consumir …….. sodio a las pocas horas de ingestión.

A

Igual o más de 5g.

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6
Q

Sodio genera TGFbeta por mayor disfunción endotelial generando

A

Fibrosis y estrés oxidativo.

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7
Q

Factores hiperpolarizantes derivados del endotelio y prostaciclinas.

A

Son secreciones vasodilatadoras del endotelio.

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8
Q

Endotelina 1, angio 2, tromboxano A2 y prostaglandina A2.

A

Secreciones vasoconstrictoras del endotelio.

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9
Q

Células granulosas o yuxtaglomerulares

A

Secretan renina.

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10
Q

Ang 2

A

Receptor at1 aumenta PA
Receptor at2 disminuye PA

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Fisiopatología (17 decks)

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