ventilación y regulación Flashcards

1
Q

frecuencia respiratoria

A

cantidad de aire que mueven los pulmones en un minuto

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2
Q

espacio muerto anatómico

A

espacio en la vía aérea donde no existe intercambio gaseoso 150ml

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3
Q

difusión de gases

A

mov. de gases por diferencia de presiones a través de capilares y alveolos

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4
Q

O2

A

40 mmHg

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5
Q

Co2

A

46 mmHg

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6
Q

porcentaje de eritrocitos y hemoglobina en sangre

A

98%

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7
Q

porcentaje disuelto en sangre

A

2%

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8
Q

cantidad de hemoglobina

A

197 ml/lt de plasma

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9
Q

dado por fibras nerviosas motoras del centro respiratorio

A

control nervioso

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10
Q

encargado de la actividad física

A

sistema voluntario

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11
Q

ajuste de acuerdo a necesidades metabólicas
químico y no químico

A

sistema involuntario

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12
Q

concentración de diversas moléculas en la sangre venosa percibida por quimiorreceptores

A

control químico

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13
Q

controlador químico más importante

A

CO2

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14
Q
  • estiramiento de los pulmones
  • articulaciones
A

propio receptores

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15
Q

incremento en FC y TA

A

actividad del centro vasomotor

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16
Q

control no químico

A
  • propio receptores
  • act. del centro vasomotor
  • cambios de temperatura