Fisiología respiratoria Flashcards

1
Q

A qué se le conoce como unidad respiratoria?

A

Los alveolos

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2
Q

Cuál es el orden correcto de las estructuras que cruza el O2 y CO2 para llegar al capilar?

A

Surfactante, epitelio alveolar, membrana epitelial basal, intersticio, membrana basal capilar, endotelio capilar

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3
Q

Por qué el flujo sanguíneo pulmonar no se distribuye uniformemente?

A

Por los efectos gravitatorios

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4
Q

Cómo está formada la CV?

A

CI + VRE o VRI + VC + VRE

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5
Q

Qué es el espacio muerto fisiológico?

A

Volumen de aire que está en alveolos donde no se intercambia gas

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6
Q

Receptores de la zona de conducción

A

B2
beta 2

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7
Q

espacio muerto anatómico

A

Volumen de las áreas de conducción (nariz, tráquea, bronquios y bronquiolos)

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8
Q

Volumen corriente

A

500 ml

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9
Q

Volumen de reserva inspiratorio

A

3000 ml

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10
Q

Volumen de reserva espiratorio

A

1,200 ml

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11
Q

Volumen residual

A

1,200 ml

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12
Q

Capacidad Inspiratoria

A

CI= VC+VRI
3,500 ml

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13
Q

Capacidad residual Funcional
CRF

A

CFR= VRE+VR
2,400 ml

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14
Q

O2 unido a hemoglobina

A

98%!

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15
Q

O2 disuelto

A

0.2 %

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16
Q

PO2 del líquido intersticial que rodea las células tisulares

A

40 mmHg