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Biology

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How long does it take for the notochord to form?
Mesoderm that is the origin for the epithelial lining of the urogenitial system (kidneys, gonads, bladders, adrenal glands, and associated connected ducts)
Capillaries invade the ependymal layer of the ventricles to form:
Notochordal mesoderm that migrate along the midline underneath the epiblast to form the early notochord will cause the adjacent cells to transform into:
After gastrulation (up to formation of the gastrula) the embryo goes through ______ which starts the development of the nervous system
_________ is induced by the adjacent notochord to form the nervous system of the embryo and the CNS + neuroglia.
Cells that remain on the surface of the primitive streak will form the:
Layer that is external to the mantle layer and formed from the peripheral growth of the nerve fibers from the mantle zone
Epiblasts cells that migrate into the hypoblast and replace these cells will form the:
Cells that migrate laterally between the epiblast and endoderm will become the:
Forms the nucleus pulposis which contributes to the intervertebral discs that allow for cushioning between vertebral bone and facilitates the flexure of the vertebral column
Layer formed from the neuroblasts that migrate from the matrix layer
The ___________ is formed from the borders of where the neural plate had been.
Single-layered blastula is eventually reorganized into the trilaminar structure called the
Mesenchyme cells that move cranially from the primitive node form the:
What is the earliest development between week 1-2?
True or False: A good portion of the cells within the embryoblast contribute directly to the body
During week 9, the embryo is consider a ________ until birth around week 39.
Which week does the primitive streak form?
What does the primitive streak mark the start of?

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