Neurulation And Neural Crest Flashcards
1
Q
What are the derivitives of the Cranial Neural crest?
A
Neurons and glial cells
Cartilage and bone
Connective tissue
2
Q
What are the derivatives of the Trunk of Neural Crest Cells?
A
Pigment Cells
Sensory Neurons and Glia
Sympathoadrenal cells
Schwann cells
3
Q
How is the meninx primitiva formed?
A
From the mesoderm (scleratome)
Neural crest cells that migrate to the scleratome.
4
Q
What part of th meninges is made from the Pachymeninx?
A
The duramatter - mesoderm
5
Q
What part of the meninges is made from the Leptomeninges?
A
Arachnoid and pia matter - neural crest
6
Q
What is formed from the endoderm?
A
Trachia, Bronchi, Lungs
Digetive organs
Pharynx, parathyroid, thyroid, Tonsils
7
Q
What two subclasses of the ectoderm arise?
A
The surface ectoderm and the Neuroectoderm
