4to Bloque: Placenta Flashcards

1
Q

Atraviesan la placenta por difusión simple

A

Agua, iones, O2 y CO2

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2
Q

Atraviesan la placenta por difusión facilitada

A

Glucosa

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3
Q

Atraviesan la placenta por transporte activo

A

Hierro, vitaminas y minerales

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4
Q

Atraviesan la placenta por pinocitosis

A

Virus e IgG

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5
Q

Es la immunoglobulina de la placenta

A

IgG

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6
Q

Tamaño normal del cordón umbilical

A

30 a 50cm

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7
Q

Características de la placenta de primer trimestre

A

Muchas células de Hofbauer (macrófagos)
Poca vascularización

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8
Q

Características de la placenta de tercer trimestre

A

Pocas células de Hofbawer
Mucha vascularización
Desaparece el cito

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9
Q

Tipos de acretismo placentario de interno a externo

A

Acreta: E
Increta: M
Pancreta: P

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10
Q

Cuadro clínico de placenta previa

A

Sangrado no doloroso
Contraindicación absoluta de tacto vaginal

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11
Q

Son los anexos embrionarios

A

Saco vitelino
Alantoides
Líquido amniótico

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12
Q

Son los vasos vitelinos

A

Tronco celíaco
AMS
AMI
Vena esplénica
VMS
VMI

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13
Q

Son los vasos alantoideos

A

Arteria y vena umbilicales

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