SISTEMA RESPIRATORIO Flashcards

1
Q

Epitelio de revestimiento proviene de

A

Endodermo

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2
Q

Tejidos que
rodean a la capa epitelial del sistema
respiratorio provienen de

A

Mesodermo visceral (esplácnico)

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3
Q

Epitelio respiratorio proviene

A

Endodermo

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4
Q

Tejido conectivo, cartílago
y músculos provienen de

A

Mesodermo

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5
Q

Laringe provene de

A

MESÉNQUIMA DE 4° Y 6°
ARCOS FARÍNGEOS

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6
Q

Tráquea, bronquios y pulmones

A

MESODERMO VISCERAL DE LA REGIÓN
DEL INTESTINO ANTERIOR

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7
Q

Yemas pulmonares provienen de

A

Endodermo del intestino anterior

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8
Q

Semana del plegamiento el intestino anterior

A

Semana 4

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9
Q

Consecuencias del plegamiento intestino anterior

A

-Formación de la cavidad corporal
primitiva
-Formación del mesenterio dorsal

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10
Q

Bronquios principales aparecen en

A

Semana 5

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11
Q

Bronquios secundarios= lóbulos aparecen en

A

Semana 6

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12
Q

Bronquios terciarios aparecen en

A

Semana 8

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13
Q

Estrechamiento en el diámetro de la
luz de una estructura tubular: vaso, tráquea,
esófago

A

Estenosis

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14
Q

Falta de canalización de una estructura
tubular. Formación de un conducto ciego

A

Atresia

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15
Q

Cel de intercambio gaseoso

A

Células alveolares de tipo I

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16
Q

Cel de producción de surfactante

A

Células alveolares de tipo II

17
Q

Porcentaje de alvéolos al nacimiento

A

5-10%
(resto en primeros 8 años)

18
Q

Proteinas y lípidos de factor surfactante

A

90% lípidos
10% proteínas

19
Q
A