Early Development Stages of the Chick embryo - kau hand out.pdf · Early Development Stages of the...
Transcript of Early Development Stages of the Chick embryo - kau hand out.pdf · Early Development Stages of the...
Early Development
Stages of the Chick embryo
Whole mount of 16 hour chick embryo
Henson node
Primitive streak
Area pellucida
Area opaca
Embryonic region
Cross section in 16 hour chick embryo through
hensen node
Cross section in 20 hour chick embryo through
hensen node
Henson node
Henson node
ectoderm
mesoderm
endoderm
mesoderm
ectoderm
endoderm
yolk
Cross section in 22 hour chick embryo shows hensen
node
Cross section in 22 hour chick embryo shows neural
plate
Primitive streak
ectoderm
Migrating cells
Endoderm
Neural plate
endoderm
notochord
mesoderm
ectoderm
Cross section in 22 hour chick embryo shows neural
tube
Whole mount of 24 hour chick embryo
Neural tube
proamnion
Head fold
Anterior intestinal
portal
Mesodermal
somites
Primitive knot
Primitive streak
Blood islands
neuropore
Neural fold
Fore gut
notochord
Area pellucida
Area vasculosa
Area vitellina
Area
opaca
coelom
Vertical section of 24 hour chick embryo
Cross section in 24 hour chick embryo through
hensen node
Cross section in 24 hour chick embryo shows neural
fold
mesoderm
ectoderm
Area vasculosa
Primitive streak
Neural fold
Neural groove
ectoderm
notochord
somite
yolk
splanchnic
mesoderm
Somatic
mesoderm
Cross section in 24 hour chick embryo shows neural
tube
Cross section in 24 hour chick embryo through head
region
Neural tube
mesoderm
splanchnic
mesoderm
Somatic
mesoderm
Fore gut
coelom
endoderm
Head fold
Neural fold
notochord
Fore gut
proamnion
Sub cephalic pouch
endoderm
mesoderm
Whole mount of 48 hour chick embryo
mesencephalon
diencephalon
Optic vesicle
telencephalon
heart
Anterior intestinal portal
Vitelline vien
Tail bud
Head fold
Pharynx pouch
metencephalon
Pharynx
Myelencephalon
Otic vesicle
somites
Pharynx pouch
Neural tube
Tail fold
verical section of 48 hour chick embryo
telencephalon
diencephalon
mesencephalon
metencephalon
Myelencephalon
notochord
Pharynx
somites
Neural tube
heart
Tail bud
cross section of 48 hour chick embryo through eye and
pharynx pouchs
cross section of 48 hour chick embryo through heart
cross section of 48 hour chick embryo through the
anterior intestinal portal
cross section of 48 hour chick embryo through trunk
region and lateral body fold
cross section of 48 hour chick embryo through trunk
region
Whole mount of 72 hour chick embryo
cross section of 72 hour chick embryo through eye and
heart
Error
cross section of 72 hour chick embryo through
pharyngeal puoch
Whole mount of 96 hour chick embryo