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Ontology Browser
Term:
Parent Terms Term With Siblings Child Terms
cloaca +    
embryo +    
internal anal region +    
renal system +    
allantois +  
allantois of embryonic urinary system 
auditory hillocks +  
axochord 
basiotic bone 
blastula +  
buccopharyngeal membrane +  
cardinal vein +  
cartilaginous neural arch +  
cleaving embryo +  
cloacal bursa +  
cloacal epithelium +  
cloacal fold 
cloacal gland +  
cloacal lumen +  
cloacal mucosa 
cloacal muscle +  
cloacal papilla 
cloacal vent 
cloacal villus 
coprodeum 
early embryo +  
early premaxilla +  
embryonic capillary plexus 
embryonic cement gland 
embryonic cloaca +  
Endoderm-lined chamber that develops as pouch-like dilation of the caudal end of the hindgut and receives the allantois ventrally and two mesonephric ducts laterally; caudally it ends blindly at the cloacal membrane formed by the union of proctodeal (anal pit) ectoderm and cloacal endoderm, with no intervening mesoderm[MP].
embryonic cloacal fold +  
embryonic head +  
embryonic intraretinal space 
embryonic lymph heart 
embryonic structure +  
embryonic tagma +  
entire embryonic mesenchyme +  
excretory tube +  
foramen ovale of heart +  
gastrula +  
Hatschek's nephridium 
indifferent external genitalia +  
insect cardiogenic mesoderm +  
insect embryonic segment +  
interventricular foramen of heart 
laryngotracheal groove 
late embryo +  
lens pit 
lower urinary tract +  
Marshall's gland 
mesentery of urinary system 
morula +  
Mullerian duct +  
muscle layer of cloaca 
nephric ridge +  
neurula embryo 
olfactory pit +  
oronasal cavity +  
peritoneal vaginal process +  
pharyngeal arch system +  
primary choana 
primary head vein +  
primitive heart tube +  
primitive marginal sinus 
proamniotic cavity +  
proctodeum portion of cloaca 
pupillary membrane 
rectum +  
scapula cartilage element +  
serosa of cloaca 
subcardinal vein +  
submucosa of cloaca 
supracardinal vein +  
upper urinary tract +  
ureteropelvic junction 
ureterovesical junction +  
urodeum +  
urogenital membrane 
urorectal septum +  
urothelium +  

Synonyms
Related Synonyms: cloaca
Xrefs: EHDAA2:0000256 ;   EHDAA:4895 ;   EMAPA:27573 ;   Wikipedia:Cloaca_(embryology)
Definition Sources: MP:0010115, Wikipedia:Cloaca_(embryology)

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