Hemato 2 Flashcards

1
Q

Que órgano produce epo en el feto?

A

Hígado

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2
Q

Que órgano produce epo en el adulto

A

Riñón

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3
Q

Que es la eritropoyesis

A

Formación y desarrollo de los glóbulos rojos en la médula osea

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4
Q

Cuando se sintetiza la hemoglobina?

A

Antes de la perdida del núcleo

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5
Q

Que factor estimula la producción de epo

A

La hipoxia

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6
Q

Cuánto dura la vida de los eritrocitos ?

A

120 días

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7
Q

Que proteína transporta el hierro?

A

Transferrina

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8
Q

Proteína que transporta hierro

A

Ferritin a

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9
Q

Aparte de ferritin y hierro que otra molécula de necesita para formar hemoglobina?

A

Vitamina b12

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10
Q

Fagocitosis

A

Ingestion de microorganismos o partículas

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11
Q

Opsonizacionn

A

Recubrimiento de ig o complemento del Ag

Señalización: iGg y C3b

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12
Q

Ingestión

A

Receptores FC interactúan como ligando a IG y C3b
Fagolisosomas - glicolisis -acido láctico - baja ph y mata

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13
Q

Eliminación

A

Oxígeno dependientes ( radicales libres , interrupción respiratoria)

Independiente del oxígeno ( liberación de gránulos)

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