neural development 2

neural-development-2

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Order the steps to establish a neuron in a functioning nervous system

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Cellular Determination
Proliferation
Death of excess neurons
Cell migration
Axonal Project
Pruning unnecessary connections
Establishment of connection to target

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Which of the following are characteristics of determination

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Cells of the Ectoderm are “determined” to become neurones by neural induction, the induction signals mainly come from the mesoderm Migration of neuronal precursor cells occur before differentiation to a neurone is complete

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The Spermann Organiser contains cells that release neural inducers. These include which of the following

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Notochord

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The notochord in mesoderm produces signals that induces the

. The neural plate forms after

is completed. The neural tube narrows along its

. The plate begins to roll into a tube. The cells at the midline produce a

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Which of the following are characteristics of the Smad pathway

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BMPs

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Expression of BMP

in ectoderm on

inducing ectoderm to become

. Meanwhile, the Spermann Organiser releases inhibitors of the BMPs: noggin, chordin and follistatin.

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cell-cell interactions

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In the

mutation too many neuroblasts develop. This is because of failure of information exchange between cells. Notch allows cells to receognise cells that express another protein,

. Signalling through notch causes

. This stops neighbouring

cells from becoming

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Uitgang

neural development 2

Vraag 1 of 1

Tijd Over

Order the steps to establish a neuron in a functioning nervous system

Overeenkomen met de tekst (klikken en slepen)

(0/0)

1

2

3

4

5

6

7

Cellular Determination

Proliferation

Death of excess neurons

Cell migration

Axonal Project

Pruning unnecessary connections

Establishment of connection to target

Which of the following are characteristics of determination

Selecteer de juiste antwoorden

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Uitleg

The Spermann Organiser contains cells that release neural inducers. These include which of the following

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Notochord

Vul de lege plekken in

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Which of the following are characteristics of the Smad pathway

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BMPs

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cell-cell interactions

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