Flashcards in General Embryology Deck (29):
What makes up the first 8 weeks of gestation? (2)
Preimplantation and embryonic period
Each craniofacial structure has a....?
After fertilization of the zygote mitosis leads to what?
What structure implants into the uterus?
What is critical for craniofacial development?
BMP (Bone Morphogenic Protein)
HOX genes are the blue print for?
Develop limbs and spine
Msx Genes genes are the blue print for?
differentiation and proliferation
Shh (sonic hedgehog) genes are the blue print for?
induction of facial primordium
Dlx genes genes are the blue print for?
lateral border of the neural plate
What are Ca dependent adhesion molecules?
Neurectoderm progenitors express
Skin Ectoderm progen
After the zygote cleaves a few times it is called
How long does a blastocyst endure for?
until 3 distinct germ layers have formed.
What things form during the embryonic period? (3)
What occures during patterning in embryonic period?
spatial and temporal events
Gastrulation is what?
Formation of 3 germ layers
Dorsal cells are also known as?
Ventral cells are also known as?
Hypoblast and epiblast layers form from?
What cells form the true embryonic endoderm and mesoderm?
what is the primitive mouth called in embryological development
What part of the mesoderm forms cartilage, segmented muscles?
What part of the mesoderm forms Kidneys, gonads?
What part of the mesoderm forms Heart, GUt?
The neural tube expands to form what there parts?
What is it called when the neural crest cells fail to migrate to the facial region?
Treacher Collins Syndrome
What causes the mesoderm to break apart?
attachment proteins from E to N