வார்ப்புரு:Embryology
{{navbox | listclass = hlist
 | name  = Embryology
 | title = [[Developmental biology]] &gt; [[Human embryogenesis]] ([[Embryology|development]]&amp;nbsp;of&amp;nbsp;[[embryo]]) and [[Prenatal development|development]] of [[fetus]]
 | titlestyle = background:Thistle;
 | belowstyle = background:Thistle
 | groupstyle = background-color: #F8BFF8;
 
 | group1 = First three&lt;br/&gt; weeks
 |  list1 = {{navbox subgroup
 | groupstyle = background-color: #F8BFF8;
 
 | group1 = Week 1
 | list1  = [[Fertilisation|Fertilization]]{{·}} [[Egg activation]]{{·}} [[Zygote]]{{·}} [[Cleavage (embryo)|Cleavage]]{{·}} [[Morula]]{{·}} [[Blastula]] ([[Blastomere]]){{·}} [[Blastocyst]]{{·}} [[Inner cell mass]]
 
 | group2 = Week 2 &lt;br/&gt;([[Bilaminar disc|Bilaminar]])
 |  list2 = [[Hypoblast]]{{·}} [[Epiblast]]
 
 | group3 = Week 3 &lt;br/&gt;([[Trilaminar embryo|Trilaminar]])
 |  list3 = {{navbox subgroup
 | groupstyle = background-color: #F8BFF8;
 
 | group1 = [[Germ layer]]s
 | list1  = [[Archenteron]]/[[Primitive streak]] ([[Primitive pit]], [[Primitive knot]]/[[Blastopore]], [[Primitive groove]]){{·}} [[Gastrulation|Gastrula]]/[[Gastrulation]]{{·}} [[Regional specification]]
 
 | group2 = [[Ectoderm]]
 | list2  = [[Surface ectoderm]]{{·}} [[Neuroectoderm]]{{·}} [[Somatopleure]]{{·}} [[Neurulation]]{{·}} [[Neural crest]]
 
 |group3  = [[Endoderm]]
 |list3   = [[Splanchnopleure]]
 
 |group4  = [[Mesoderm]]
 |list4   = [[Chordamesoderm|Chorda-]]{{·}}  [[Paraxial mesoderm|Paraxial]] ([[Somite]]/[[Somitomere]]/[[Sclerotome]]/[[Myotome]]/[[Cutis plate|Dermatome]]){{·}} [[Intermediate mesoderm|Intermediate]]{{·}} [[Lateral plate mesoderm|Lateral plate]] ([[Intraembryonic coelom]], [[Splanchnopleure]]/[[Somatopleure]])
 
 }} 
 
 }} 
 | group4 = Extraembryonic/&lt;br/&gt;[[uterus]]
 |  list4 = [[Trophoblast]] ([[Cytotrophoblast]], [[Syncytiotrophoblast]])
 
 [[Blastocoele]]{{·}} [[Yolk sac|Yolk sack/exocoelomic cavity]]{{·}} [[Heuser's membrane]]{{·}} [[Extraembryonic coelom]]{{·}} [[Vitelline duct]]
 
 [[Umbilical cord]] ([[Umbilical artery]], [[Umbilical vein]], [[Wharton's jelly]]){{·}} [[Allantois]]
 
 [[Placenta]]{{·}} [[Decidua]] ([[Decidual cells]]){{·}} [[Chorionic villi]]/[[Intervillous space]]{{·}} [[Gestational sac]] ([[Amnion]]/[[Amniotic sac]]/[[Amniotic cavity]], [[Chorion]])
 
 | group5 = [[Histogenesis]]
 |  list5 = [[Programmed cell death]] ([[Apoptosis]]){{·}} [[Stem cells]]{{·}} [[Germ line development]]
 
 | group6 =  [[Organogenesis]]
 |  list6 = ''[[Limb development]]'': [[Limb bud]]{{·}} [[Apical ectodermal ridge|Apical ectodermal ridge/AER]]&lt;BR&gt;''other structures:'' [[Eye development]]{{·}} [[Cutaneous structure development]]{{·}} [[Heart development]]{{·}} [[Development of the urinary and reproductive organs]]
 
 | below =  '''(Some dates are approximate—see [[Carnegie stages]] and [[timeline of prenatal development|a timeline]].)'''{{Obstetric navs}}
 
 }}&lt;noinclude&gt;
 
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 [[Category:Medicine embryology templates|{{PAGENAME}}]]