4.8. Fisiología de los eritrocitos Flashcards

1
Q

Funciones principales de los eritrocitos

A
  • Transporte de O2
  • Regulación del pH
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2
Q

¿Qué es el hematocríto?

A

Altura de la masa eritrocitaria en un tubo

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3
Q

Hematocrito normal en H y M

A

M → 41
H → 47

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4
Q

Hemoglobina normal en H y M

A

M → 12
H → 13.5 -15.5
por 14g/dl

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5
Q

Conteo en sangre de eritrocitos normal en H y M

A

M → 4.2 - 5.4
H → 4.6 - 6.3
por cada 106 ml

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6
Q

Conteo de reticulocitos

A

M → 0.8 - 4.1
H → 0.8 - 2.5

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7
Q

Factores para la formación de eritrocitos

A
  • Folato
  • Hierro
  • B12
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8
Q

Formación de los eritrocitos

A
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9
Q

Anemias

A

Normal → aplásica, hemorragía, enfermedad renal.
Macrocítica → deficiencia de B12 y folato
Microcítica → deficiencia de hierro

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