embriología (cancer de mama) Flashcards

1
Q

donde empieza

A

semana 4 gestacion

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2
Q

semana 4

A
  • aparecen 8-10 pares estructurales que son estructuras nodulares en linea lactea
  • estas envolucionan y desaparecen y solo alguna de ellas quedan en la zona oectoral
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3
Q

semana 7 - 15

A

aparece yema oprimitiva
- es una proliferacion de ectodermo de 14-24 cordones (solo en mujeres x falta de testosterona)

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4
Q

semana 15 - 24

A

formacion en el ectodermo
- corodnes incurcionan hacia mesodermo y desarrollan estructura tubular

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5
Q

semana 32 - 40

A

mesodermo recurre e infiltra el tejido tubular formando el estroma
- aparecen los conductos galactofaros
- no se producen mas cambios hasta la pubertad

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6
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7
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8
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9
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10
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11
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12
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13
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