Gasometría quiz Flashcards

1
Q

Enzima encargada de la reacción reversible entre H2CO3 y HCO3 + H

A

Anhidrasa carbónica

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2
Q

Principales quimiorreceptores periféricos que responden a la disminución del oxígeno

A

Cuerpos carotídeos

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3
Q

Ácido es una molécula que libera…

A

un ion H

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4
Q

Límite inferior del pH con el cual la vida es posible en un corto tiempo

A

6.8

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5
Q

Amortiguador más importante en la acidosis aguda:

A

Bicarbonato = HCO3

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6
Q

Osmolaridad normal:

A

280-295 mOsm/L

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7
Q

¿Cuál es el valor normal de la presión de perfusión cerebral?

A

50 a 150 mmHg

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8
Q

Cantidad que ocupa el LCR en la bóveda craneal:

A

10% = 120 a 140 ml

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9
Q

Presión máxima normal de LCR:

A

10 mmHg

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10
Q

Miliequivalentes de Na que tiene una solución de NaCl al 0.9%

A

154

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11
Q

Osmolaridad de la solución de NaCL al 0.9%

A

308

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12
Q

Uresis normal por Kg/hora:

A

0.5 a 1 ml/Kg/hora

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13
Q

Componente que contribuye al efecto BOHR

A

Aumento de iones hidrogeno

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14
Q

Es un centro respiratorio pontino estimulado por elevaccion de PCO2

A

Centro apneusico

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15
Q

Amortiguador mas importante en la acidosis aguda

A

HCO3

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16
Q

Si el paciente tiene ph bajo, hidrogenasa elavados, PCO2 aumentada y HCO3 aumentado, ¿Que tipo de trastorno base es?

A

Acidosis Respiratoria

17
Q

Flujo sanguineo cerebral normal

A

50 a 65 ml/min/100gramos