Neurulacion Y Desarrollo De Ls Smitas ao Flashcards

1
Q

Que es la neural acción

A

Formación del tubo neural

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2
Q

A que da origen el tubo neural

A

El sistema nervioso

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3
Q

De cuando a cuando ocurre la neurulacion

A

Inicia en la tercera semana y termina al final de la cuarta

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4
Q

Etapas de la neurulacion

A

Placa neural
Pliegues neurales
Cresta neural
Tubo neural
Cierre del tubo neural

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5
Q

Derivados del tubo neural

A

Encéfalo -> ventrículos
M.E -> canal central

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6
Q

Que son las somitas

A

Bloques de mesenquima formados a lado del tubo neural

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7
Q

A que dan origen las somitas

A

Huesos, músculos y dermis

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8
Q

Cuando empieza la formación de somitas

A

Día 20 post fecundación

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9
Q

Progresión de las somitas

A

Cédalo-caudal

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10
Q

Número total de somitas

A

42-44

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11
Q

Cuantas somitas forman una vértebra

A

2 somitas = 1 vértebra

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12
Q

Periodo somitogenico

A

Días 20-30 postfecundacion

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13
Q

Regiones de las somitas

A

Dermotomo
Mío tomo
Esclerotomo

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14
Q

Que forma el dermotomo

A

Dermis de la piel

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15
Q

Que forma el mío tomo

A

Músculos esqueléticos

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16
Q

Que forma el esclerotoma

A

Huesos y cartílagos