Química sanguínea Flashcards

1
Q

Niveles normales de Glu

A

70-110

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2
Q

Niveles normales de urea

A

15-39

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3
Q

funciones del riñón

A

órganos excretores, reguladores y endócrinos

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4
Q

función excretora del riñon

A

Eliminación de productos metabólicos de desecho
* Productos químicos extraños

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5
Q

función endócrina

A
  • Renina
  • Eritropoyetina
  • 1,25-colecalciferol
  • Prostaglandinas
  • Gluconeogénesis
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6
Q

3 pasos para la formación de orina

A
  1. filtración glomerular
  2. Reabsorción tubular
  3. secreción tubular
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7
Q

describe la filtración glomerular

A

filtra sange desde el glomerulo a la cápsula de bowman de 180 l/día , 125 ml - 140 ml/día

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8
Q

que se absorbe en cada parte? tcp, asa de henle y tcd

A

tcp -> sodio, k+ y glucosa
Asa de henle -> aguam sales minerales
tcd -> sales minerales

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9
Q

tipos de filtración

A

A. solo filtración
B. filtración, reabsorción parcial
C. filtración, reabsorción completa
D. filtración, secreción

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10
Q

TFG en hombres y mujeres

A

Hombres: 130 ml/min/1.73
Mujeres: 120 ml/ min / 1.73

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11
Q

estudio de la función glomerular

A

creatinina normal hasta TFG <50%
Urea (menos sensible)
BUN

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12
Q

Hipoazoemia (urea disminuida)

A

aumento de líquidos
hepatopatía grave
embarazo TFG aumenta

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13
Q

que te mide la función tubular

A

capacidad de mantener líquidos corporales y ácido base, concentración de orina

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14
Q

densidad urinaria

A

1.05 a 1.030 g/ml

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15
Q

lesiones renales casusas divisiones

A

prerenal
renal
pos renal

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