Sistema cardiovascular Flashcards

1
Q

semana

tubo cardiaco

A

semana 3-4

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2
Q

formación y plegamiento del asa cardiaca

A

semana 4

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3
Q

formación septo interatrial

A

sem 4-7

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4
Q
A

sem 6-7

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5
Q
A

sem 5-7

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6
Q

origen embrionario de corazón

A

mesodermo: vasos sanguíneos primitivos

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7
Q

tubo cardiaco primitivo viene de

A

tubos endocardiales se fusionan

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8
Q

angiogénesis

A

crecimiento y ramificación de vasos sanguíneos a partir de otros preexistentes

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9
Q
A

mesodermo lateral (esplácnico) –> vasos pero

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10
Q

hemangioblastos

A

primeras células transortadoras de O2 en el embrión

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11
Q

vasculogénesis secuencia

A
  1. células mesenquimatosas
  2. angioblastos
  3. islotes sanguíneos
  4. células endoteliales
  5. Lumen central
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12
Q

sitio de producción hemandioblastos

A

mesodermo del saco vitelino

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13
Q

3 grandes circuitos circulatorios embrionario

A
  • circuito vitelino
  • circuito intraembrionario
  • circuito placentario
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14
Q

durante

A
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