Hematopoyesis Flashcards

1
Q

3 líneas celulares

A

Mieloide : glóbulos blancos - plaquetas - hemostasia - vaso dañado

Eritroide : glóbulos rojos - transporte hemoglobina y O2

Linfocitica : defensa

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2
Q

Eritropoyesis

A

Celulas precursoras pluripotenciales

C. Precursoras comprometidas

Unidad formadora de colonias de eritrocitos

Proeritoblastos

Eritroblastos

Reticulocitos

Eritrocitos

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3
Q

Que poseen los eritrocitos

A

Hemoglobina - transporte de O2

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4
Q

Disminución de oxigeno como estimulo

A

Aumento de eritrocitos

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5
Q

La oxigenación tisular … la eritropoyetina

A

Reduce

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6
Q

Menos eritropoyetina causa

A

Formación de eritrocitos

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7
Q

Principal estimulo para producción eritroctica

A

Eritropoyetina

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8
Q

90% de prod de eritropoyetina en los

A

Riñones

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9
Q

Si no hay vitamina b12 ni acido fólico, los eritrocitos …

A

Aumentan de tamaño

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