Send us a Message



 Submit Data |  Help |  Video Tutorials |  News |  Publications |  Download |  REST API |  Citing RGD |  Contact   
Search RGD Grant Resources Citing RGD About Us Contact Us
Genes Projects (beta) QTLs Strains Markers Genome Information Ontologies Cell Lines References Download Submit Data
OntoMate (Literature Search) JBrowse (Genome Browser) Synteny Browser (VCMap)  (beta) Variant Visualizer Multi-Ontology Enrichment (MOET) Gene-Ortholog Location Finder (GOLF) InterViewer (Protein-Protein Interactions) PhenoMiner (Quatitative Phenotypes) Gene Annotator OLGA (Gene List Generator) AllianceMine GViewer (Genome Viewer) Overgo Probe Designer
Aging & Age-Related Disease Cancer & Neoplastic Disease Cardiovascular Disease COVID-19 Developmental Disease Diabetes Hematologic Disease Immune & Inflammatory Disease Infectious Disease Liver Disease Neurological Disease Obesity & Metabolic Syndrome Renal Disease Respiratory Disease Sensory Organ Disease
Find Models   new Genetic Models Autism Models Rat PhenoMiner (Quantitative Phenotypes) Chinchilla PhenoMiner Expected Ranges (Quantitative Phenotype) PhenoMiner Term Comparison Hybrid Rat Diversity Panel Phenotypes GERRC (Gene Editing Rat Resource Center) Phenotypes in Other Animal Models Animal Husbandry Strain Medical Records Phylogenetics Strain Availability Calendar Rats 101 Submissions Photo Archive
Pathways
Rat Community Forum Directory of Rat Laboratories Video Tutorials News RGD Publications RGD Poster Archive Nomenclature Guidelines Resource Links Laboratory Resources Employment Resources

Ontology Browser
Term:
arachnoid barrier layer (UBERON:0000437)
Annotations: Rat: (0) Mouse: (0) Human: (0) Chinchilla: (0) Bonobo: (0) Dog: (0) Squirrel: (0) Pig: (0)
Parent Terms Term With Siblings Child Terms
accessory foramen 
acetabular notch 
acetabular part of hip bone +  
acetabular rim +  
acoustico-facial VII-VIII ganglion complex +  
acropodial skeleton +  
adductor blade +  
adductor crest 
adductor mandibulae complex 
adrenal cortex +  
adrenal gland capsule 
adrenal gland cortex zone +  
adrenal medulla +  
adrenal tissue +  
adrenal/interrenal gland +  
adult mammalian kidney 
adventitia +  
adventitia of epididymis 
adventitia of seminal vesicle 
adventitia of ureter 
agger limitans anterior of ilium 
agger limitans anterior of ischium 
alary cartilage 
alary process of premaxilla 
alisphenoid bone 
alveolar ridge +  
amnion +  
ampulla of uterine tube 
angulosplenial coronoid process +  
anterior cartilage of palatine 
anterior dentation of pectoral fin spine 
anterior distal condyle of femur 
anterior distal serration of pectoral fin spine 
anterior dorsomedial process of autopalatine 
anterior humeral ridge 
anterior lateral mesoderm 
anterior lateral plate mesoderm +  
anterior limiting lamina of cornea 
anterior maxillary process 
anterior nasal spine of maxilla 
anterior nasal wall 
anterior prenasal cartilage 
anterior process of malleus 
anterior process of pars palatina of maxilla 
anterior process of vomer 
anterior quadratocranial commissure +  
anterior ramus of pterygoid 
anterior root of zygomatic arch 
anterior stroma of cornea 
anterior subdivision of masseter 
antitrochanter 
antorbital process 
antotic pillar 
aorta collagen fibril 
aortic body 
aortic valve anulus 
aortico-pulmonary spiral septum 
apical region of heart ventricle +  
apophysis distalis of tibiale fibulare 
apophysis distalis of tibiofibula 
apophysis proximalis 
appendix epididymis 
appendix testis 
arachnoid barrier layer 
The arachnoid barrier layer is a part of the arachnoid meningeal layer. It is formed by tight junctions between the endothelial cells of cerebral capillaries in the arachnoid mater.
arachnoid trabecula 
arachnoid villus 
articular process of palatoquadrate 
ascending process of palatoquadrate 
ascending process of the astragalus 
associated mesenchyme of midgut 
astragalus head 
astragalus-calcaneum unit +  
atrial foramen intermedium 
atrioventricular region +  
atrioventricular septum 
atrium auricular region +  
atrium myocardial trabecula 
auditory ossicle endochondral element +  
autopodial skeleton +  
axochord 
basal process of palatoquadrate 
basal zone of heart 
base of glans penis 
basimandibulare 
basipterygium element +  
basisphenoid bone 
bicipital crest 
bicipital tuberosity 
blood vessel +  
blood vessel elastic tissue +  
blood vessel layer +  
blood vessel layer of choroid +  
body of ilium +  
body of mandible 
bone marrow +  
bone of free limb or fin +  
bony part of hard palate 
brain arachnoid mater 
branch of ilio-marsupialis muscle 
branchial basket 
branchiomeric muscle +  
brevis shelf +  
broad ligament of uterus +  
Bruch's membrane 
bulb of aorta +  
bulb of penis 
bulbus arteriosus inner layer 
bulbus arteriosus middle layer 
bulbus arteriosus outer layer 
bursal follicle 
bursal plica +  
calcaneal body 
calcaneal tuber 
canal of Nuck 
capillary layer of choroid 
capitulum of humerus 
capitulum of radio-ulna 
capitulum of radius 
capitulum ulnae 
capsular process 
caput epididymis 
caput ossis cruris 
cardiac chamber +  
cardiac jelly +  
cardiac mesenchyme +  
cardiac septum +  
cardiac skeleton 
cardiac valve +  
cardiac valve leaflet +  
cardiogenic splanchnic mesoderm +  
cardiopharyngeal field +  
carotid body 
cartilage of nasal septum 
cartilago ectochoanalis +  
cartilago infranarina 
cartilago retronarina 
cauda epididymis 
celiac trunk 
central retinal vein 
chorda tendineae +  
chorioallantoic membrane 
chorion membrane +  
chorionic plate +  
choroid tapetum lucidum +  
choroidal blood vessel 
chromaffin system +  
cingulum of lower canine tooth 
cingulum of upper canine tooth 
circulatory system dorsal vessel +  
clitoris +  
cnemial crest 
cochlear ganglion 
collum antibrachii 
collum ilei 
columnar area 
condyle of femur +  
condyle of humerus +  
condyle of talus +  
condyle of tibia +  
conjunctival vein 
coracoid process of calcaneus 
cornea +  
corneal blood vessel 
corneal endothelium 
corneal epithelium 
corneal primordium +  
corneal stroma collagen fibril 
corona of glans penis 
coronary vessel +  
coronoid process of ulna 
corpus cavernosum clitoridis +  
corpus cavernosum penis +  
corpus epididymis 
corpus luteum 
corpus spongiosum of penis 
corpuscles of Stannius 
cortex of humerus 
cotyloid notch 
cranial muscle +  
craniopharyngeal canal 
cribriform plate 
crista contacta 
crista dentalis of maxilla 
crista dentalis of premaxilla 
crista dorsalis humeri 
crista hypertrophica ischium 
crista intermedia 
crista interna 
crista ischii 
crista lateralis humeri 
crista lateralis of premaxilla 
crista medialis humeri 
crista praeopercularis 
crista radii 
crista subnasalis 
crista supraorbitalis 
crista terminalis 
crista tibiofibularis 
crista vomeri 
crus of clitoris 
crus of penis 
cumulus oophorus 
cusp of cardiac valve +  
dartos muscle of labia majora 
dartos muscle of scrotum 
deep part of masseter muscle 
deep part of temporalis 
deltoid +  
deltoid pre-muscle mass +  
deltoid process 
deltopectoral crest 
dental follicle +  
dental pulp +  
dentary foramen 
dentigerous process 
dento-alveolar joint 
dermal layer of tongue 
dermis connective tissue +  
Descemet's membrane 
descending thoracic aorta 
descending trunk of arch of aorta +  
diaphysis of femur +  
diaphysis of fibula 
diaphysis of metacarpal bone 
diaphysis of metatarsal bone 
diaphysis of radius 
diaphysis of tibia 
diaphysis of ulna +  
dilatatio alaris 
dilated medial process of metacarpal IV 
distal cartilage of external anterior process of basipterygium 
distal cartilage of internal anterior process of basipterygium 
distal cartilage of middle anterior process of basipterygium 
distal cartilage of posterior process of basipterygium 
distal keel of metacarpal III 
distal part of styloid process of temporal bone 
dorsal fin actinotrichium 
dorsal iliac process 
dorsal iliac ridge 
dorsal lateral plate region 
dorsal nerve of clitoris 
dorsal nerve of penis 
dorsal patch of Leydig's organ 
dorsal ridge 
dorsal root ganglion +  
dorsal vessel heart 
duct of bulbourethral gland 
duct of epididymis 
duct of lesser vestibular gland 
duct of major vestibular gland 
duct of seminal vesicle 
ectepicondylar flange 
ectepicondylar foramen +  
ectethmoid 
ectocondylar tubercle 
elastica externa of notochord 
element Y of fore mesopodium 
eminentia arcuata 
endocardial ring +  
endometrial gland +  
endometrium luminal epithelium 
endomysium +  
entepicondylar foramen 
enteric nerve +  
enteric nervous system +  
enteric plexus +  
entopterygoid vertical strut 
epaxial musculature +  
epicardial fat 
epicardium +  
epicondyle of humerus +  
epididymal fat pad 
epididymis +  
epileon 
epimysium 
epiphysis of femur +  
epiphysis of fibula +  
epiphysis of humerus +  
epiphysis of metacarpal bone +  
epiphysis of metatarsal bone +  
epiphysis of phalanx +  
epiphysis of radius +  
epiphysis of tibia +  
epiphysis of ulna +  
epipubis 
epithelium of hard palate 
epithelium of nasal septum 
epithelium of soft palate 
epoophoron 
esophagus smooth muscle circular layer 
esophagus smooth muscle longitudinal layer 
ethmo-palatine cartilage 
ethmoid foramen 
ethmoidal process of inferior nasal concha 
excurrent foramen of ectepicondylar foramen 
external anterior process of basipterygium 
extra-ocular muscle +  
extraembryonic membrane mesenchyme +  
extraembryonic mesoderm +  
extraglomerular mesangium 
extremitas anterior 
eyelid connective tissue +  
eyelid subcutaneous connective tissue 
eyelid tarsus +  
facial bone +  
facial neural crest 
facial skeleton +  
fallopian tube +  
fascia of Camper 
femoral ridge 
fibrous membrane of synovial tendon sheath 
fibrous ring of heart +  
fibular crest 
flange of quadratojugal 
flexural organ 
floor plate +  
floor plate of neural tube +  
footplate of pars media plectri 
foramen nutritium exterius 
foramen of nasal bone 
foramen perforans carpi 
foramen perforans tarsi 
foramen primum 
foramen rotundum 
foramen secundum 
foramen spinosum of sphenoid bone 
forebrain arachnoid mater +  
fossula tuberis superioris 
fovea capitis of femur 
fovea capitis of humerus 
frontal process of maxilla 
frontal process of zygomatic bone 
fundus of urinary bladder +  
gastro-splenic ligament 
gastrophrenic ligament 
geniculate ganglion 
genioglossus muscle 
genital swelling +  
geschmacksstreifen 
glans +  
glomerular basement membrane +  
glomerular mesangium +  
glomerular tuft +  
gonial bone 
greater palatine foramen 
gubernacular bulb +  
gubernacular bulb, extra-abdominal part 
gubernacular bulb, intra-abdominal part 
gubernacular cord 
gubernaculum (male or female) +  
Guérin's valve 
Haller's layer 
hard palate +  
head mesenchyme from mesoderm +  
head of femur +  
head of radius 
heart +  
heart elastic tissue 
heart layer +  
hematopoietic system +  
hematopoietic tissue +  
hemopoietic organ +  
hepatic cord +  
hepatoduodenal ligament 
hepatogastric ligament 
hindbrain arachnoid mater 
humeral diverticulum of clavicular air sac 
humerus diaphysis +  
hyaloid canal 
hyaloid vessel +  
hyoid bone lesser horn 
hyoid muscle +  
hyoid pre-muscle mass +  
hypaxial musculature +  
hypodermis +  
hypodermis skeletal muscle layer +  
iliac blade +  
iliac crest +  
iliac endochondral element +  
iliac fossa 
iliac neck 
iliac peduncle 
iliac peduncle of the pubis 
iliac spine +  
ilial protuberance 
ilial ridge 
ilial shaft +  
ilio-marsupialis muscle +  
ilioischiadic foramen 
incisive canal +  
incisive process of premaxilla 
incisor process 
incisura terminalis 
incurrent foramen of ectepicondylar foramen 
individual digit of digitopodial skeleton +  
inferior part of vestibular ganglion 
inferior prenasal cartilage 
inferior tarsal muscle 
inferior vagus X ganglion 
inflow tract +  
infra-orbital canal of maxilla 
infra-orbital foramen of maxilla 
infraorbital margin 
infrarostral cartilage +  
inner medulla vasa recta ascending limb 
inner medulla vasa recta descending limb 
insect embryonic/larval lymph gland 
insect trunk mesoderm derivative +  
integumentary system layer +  
interdental plate 
interilial region 
interincisive suture 
intermediate cell mass of mesoderm 
intermediate mesenchyme 
intermedium (fore) 
internal anterior process of basipterygium 
internal spermatic fascia 
internal trochanter 
internal urethral orifice 
intertarsal sesamoid +  
interventricular foramen intermedium 
interventricular foramen of heart 
interventricular septum membranous part 
intestinal villus +  
intra-ocular muscle +  
intraramal joint 
intrinsic muscle of tongue +  
intumescentia bilateralis inferior 
intumescentia bilateralis superior 
iris blood vessel 
ischial cartilage 
ischial endochondral element +  
ischial foot 
ischial peduncle 
ischial ramus +  
ischial spine 
ischiopubic ramus 
jaw skeleton +  
jugular body 
jugular bulb +  
juxtaductal region of aortic arch 
labial cartilage 
labium majora +  
labium minora 
lamella alaris +  
lamina anterior of maxilla 
lamina anterior of pars facialis 
lamina densa of glomerular basement membrane 
lamina of omasum 
lamina precerebralis 
lamina propria +  
lamina propria of ureter 
lamina propria of urethra +  
lamina propria of urinary bladder +  
lamina propria of vagina 
lamina rara externa 
lamina rara interna 
lamina superior 
lamina terminalis of ischium 
large intestine smooth muscle circular layer +  
large intestine smooth muscle longitudinal layer +  
late distal segment 
lateral condyle of quadrate 
lateral epicondyle of femur 
lateral floor plate 
lateral malleolus of fibula 
lateral plate mesoderm +  
lateral process of basipterygium 
lateral process of malleus 
lateral tuber of ulna 
lateral tubercle of astragalus 
latissimus dorsi muscle 
latissimus dorsi pre-muscle mass +  
latissimus dorsi process 
layer of dura mater +  
layer of muscle tissue +  
layer of sclera +  
left renal pelvis 
lenticular process of incus bone 
leptomeninx +  
lesser palatine foramen 
lesser tubercle of humerus 
levator scapulae muscle 
levator scapulae pre-muscle mass +  
lieno-renal ligament 
limb endochondral element +  
lower jaw incisor epithelium 
lower jaw molar epithelium 
lower part of vagina 
major vestibular gland +  
male preputial gland 
malleus head 
malleus neck 
malleus processus brevis 
mandible angular process 
mandible condylar process +  
mandible coronoid process 
mandible head 
mandible neck 
mandible temporal crest 
mandibular canal 
mandibular ramus +  
mandibular symphyseal region +  
manual digit mesenchyme +  
manubrium of malleus 
manus connective tissue +  
marginal zone of spleen 
margo choanalis 
margo libera 
margo mandibularis of pterygoid +  
margo orbitalis of maxilla 
margo orbitalis of pterygoid 
margo orbitalis of squamosal 
margo tympanicus of pterygoid 
masseteric fossa 
maxilla ascending process 
maxillary process mesenchyme from head mesenchyme 
maxillary process of inferior nasal concha 
maxillary shank 
maxillomandibular part of trigeminal ganglion complex 
Meckel's cartilage +  
meckelian foramen 
medial blade of ilium 
medial cartilage of palatine 
medial condyle of quadrate 
medial epicondyle of femur 
medial floor plate 
medial inferior prenasal cartilage 
medial palpebral ligament 
medial pelvic process 
medial ramus of pterygoid +  
mediale 
median prenasal process 
membranous layer +  
membranous urethra of male or female +  
mental foramen 
Merkel nerve ending 
mesangium +  
mesenchyme derived from neural crest +  
mesenchyme from somatopleure +  
mesenchyme from splanchnopleure +  
mesenchyme of umbilical cord +  
mesenteric fat pad +  
mesenteric lymph node +  
mesenteric lymphatic vessel 
mesial pelvic ridge 
meso-epithelium +  
mesonephric capsule 
mesonephric collecting duct 
mesonephric early proximal tubule 
mesonephric juxtaglomerular apparatus +  
mesonephric late distal segment 
mesonephric late proximal tubule 
mesonephric mesenchyme +  
mesonephric nephron +  
mesonephric nephron progenitor 
mesonephros +  
mesopodial skeleton +  
metanephric capsule 
metanephric collecting duct +  
metanephric cortex mesenchyme +  
metanephric cortical collecting duct 
metanephric descending thin limb +  
metanephric juxtaglomerular apparatus +  
metanephric long descending thin limb bend 
metanephric mesenchyme +  
metanephric nephron +  
metanephric prebend segment 
metanephric pyramid 
metanephric renal pelvis 
metanephros +  
metanephros cortex +  
metaphysis of femur +  
metaphysis of fibula 
metaphysis of humerus 
metaphysis of radius 
metaphysis of tibia 
metapodial skeleton +  
metoptic pillar 
midbrain arachnoid mater 
middle anterior process of basipterygium 
mitral valve anulus 
mixed endoderm/mesoderm-derived structure +  
moderator band 
mucosa +  
mucosa of nasal septum 
mucosa of palate +  
mucosa of seminal vesicle 
mucosa of ureter +  
mucosa of urethra +  
mucosa of urinary bladder +  
mucosa of uterine tube +  
mucosa of vagina +  
Mullerian duct +  
muscle layer of epididymis 
muscle layer of oviduct 
muscle layer of spongiose part of urethra 
muscle layer of urinary bladder +  
muscle of digastric group +  
muscle rectus abdominis superficialis 
muscle tissue +  
muscular coat of seminal vesicle 
muscular coat of ureter +  
muscular layer of prostatic urethra 
muscular layer of vagina 
musculus rectus abdominis profundus 
nasal process of premaxilla 
nasal septum +  
nasal skeleton +  
navicular fossa of spongiose part of urethra +  
neck of femur 
neck of fibula 
neck of humerus 
neck of radius 
neck of talus 
neck of urinary bladder +  
nephrostome 
neural lobe of neurohypophysis 
Nobelian rod 
notochord +  
notochord posterior region 
nucleus pulposus 
oblique cartilage 
obturator foramen 
obturator process of ischium 
odontoid tissue +  
olecranon 
olecranon fossa 
omentum +  
optic foramen +  
orbit of skull +  
orbital fissure +  
orbital margin +  
orbital septum 
orbitosphenoid +  
orbitosphenoid septum 
oropharyngeal choana 
os clitoris 
os penis 
otic ligament 
otic plate of pterygoid 
otic process 
otic ramus of squamosal 
outer medulla vasa recta ascending limb 
outer medulla vasa recta descending limb 
outflow tract +  
outflow tract pericardium 
ovarian follicle +  
ovarian ligament 
paired fin radial element +  
paired fin radial skeleton +  
paired limb/fin field +  
paired limb/fin skeleton +  
palatal muscle +  
palatal taste bud 
palatine aponeurosis 
palatine bone horizontal plate 
palatine cartilage +  
palatine process of maxilla +  
palatine process of premaxilla 
palatine process of the pars facialis of the maxilla 
palatine prong 
palatine raphe +  
palatine torus 
palatine uvula +  
palatomaxillary suture 
palatoquadrate arch +  
palatoquadrate articular process 
palatoquadrate cartilage +  
papillary muscle of heart +  
paraganglion (generic) +  
paranasal commissure 
parasympathetic ganglion +  
parenchyma of spleen +  
paries nasi 
parietal pleura +  
parietal serous membrane +  
pars articularis of mandibular arch 
pars cylindriformis ilei 
pars externa plectri +  
pars facialis of maxilla +  
pars facialis of maxillopalatine 
pars glenoidalis of quadratojugal 
pars interna plectri 
pars jugalis 
pars media plectri +  
pars reflexa of masseter 
part of afferent arteriole forming the juxtaglomerular complex 
patella cartilage element 
patella pre-cartilage condensation +  
pearly penile papule 
pectinate muscle 
pectoral appendage cartilage tissue +  
pectoral fin actinotrichium 
pectoral fin hook 
pectoral muscle +  
pectoral pre-muscle mass +  
pectoral process of humerus 
pedal digit mesenchyme +  
pelvic appendage cartilage tissue +  
pelvic fin actinotrichium 
pelvic fin hook 
pelvic girdle bone/zone +  
pelvic girdle skeleton +  
pelvic intercleithral cartilage 
penile spine 
penis +  
perichordal ring 
perichordal tissue +  
perimysium 
periodontal ligament 
perpendicular plate of ethmoid 
pes connective tissue +  
pharyngeal arch mesenchyme from head mesenchyme +  
photoreceptor array +  
piriform aperture 
placenta +  
placenta junctional zone 
placenta labyrinth +  
placenta metrial gland 
placental labyrinth villous 
placental membrane +  
placentome of cotyledonary placenta +  
planum antorbitale 
planum conchale 
planum internasale 
planum terminale 
planum triangulare 
podocyte slit diaphragm 
podocyte slit junction 
popliteal area 
postacetabular buttress 
postacetabular zone 
postaxial process of the femur 
postaxial process of the fibula 
postaxial process of the ulnare 
postchoanal process 
postductal region of aortic arch 
posterior cartilage of palatine 
posterior condyle 
posterior dentation of pectoral fin spine 
posterior distal condyle of femur 
posterior fascicle of palatopharyngeus 
posterior kidney 
posterior lateral plate mesoderm 
posterior maxillary process +  
posterior maxillary process dorsal process 
posterior mental process 
posterior process of basipterygium +  
posterior process of ilium 
posterior pronephric duct 
posterior ramus of pterygoid 
posterior stroma of cornea 
posterior subdivision of masseter 
posterodorsal process of ilium 
posterolateral vomerine process 
postminimus 
postnasal wall 
postpubis 
pre-narial cartilage 
preacetabular expansion 
preacetabular process 
prearticular coronoid process 
prechoanal process 
preductal region of aortic arch 
prehallux skeleton +  
premaxilla articular process 
premaxilla ascending process 
premaxilla dentigerous process 
premaxilla maxillary process 
preoptic pillar 
preorbital process of the pars facialis of the maxilla 
prepectoral space 
prepollex skeleton +  
prepubic process 
prepuce +  
presumptive atrium primitive heart tube 
presumptive axochord +  
presumptive cardiac ventricle primitive heart tube 
primary heart field +  
primary palate +  
primary palate epithelium 
primitive heart tube +  
process 2 of entepicondyle 
process 3 of entepicondyle 
process 4 of entepicondyle 
processus ascendens plectri 
processus descendens of sphenoid 
processus dorsalis of lamella alaris 
processus frontalis of maxilla 
processus infrafenestralis +  
processus internus of pseudoangular 
processus lingualis of pterygoid 
processus lingularis of nasal skeleton 
processus posterior of maxilla 
processus posterodorsalis of lamella alaris 
processus suprafenestralis 
processus triangularis of palatoquadrate cartilage 
processus zygomatico-maxillaris 
profundal part of trigeminal ganglion complex 
pronephric mesoderm +  
pronephric nephron +  
pronephros +  
prostatic urethra +  
prostatic utricle 
proximal convoluted tubule brush border 
proximal convoluted tubule segment 1 +  
proximal convoluted tubule segment 2 
proximal head of humerus +  
pseudobasal process 
pterygoid process of palatoquadrate 
pterygoquadrate cartilage 
pubic boot 
pubic endochondral element +  
pubic peduncle 
pubic ramus +  
pubic symphysis 
pubis-ischium contact 
pubo-ischium 
puboischiadic bar 
puboischiadic plate 
pulmonary valve anulus 
quadrate condyle 
quadrate dorsal process 
quadrate posterodorsal process 
quadrate process of palatoquadrate 
quadrate ventral process 
quadratoethmoid process 
radial head of humerus 
raphe of penis 
raphe of perineum +  
raphe of scrotum 
recessus coccygealis 
rectal diverticulum 
rectouterine fold 
rectus abdominis muscle +  
Reichert's cartilage +  
remnant of cardiac valve 
remnant of processus vaginalis 
remnant of urachus 
remnnant of ductus deferens 
renal glomerulus +  
rete ovarii 
rete testis 
retina blood vessel +  
retroarticular process 
retroperitoneal fat pad +  
rhomboid 
rhomboid pre-muscle mass +  
right atrium valve +  
right renal pelvis 
rostral blood island 
rostral margin of orbit 
rostral process 
round ligament of uterus 
rugal fold of vagina 
sac of scrotum 
Sattler's layer 
Schweigger-Seidel sheath 
sciatic notch +  
sclera +  
scleral lamina cribrosa 
scrotal sweat gland 
scrotum +  
scrotum skin +  
secondary heart field +  
secondary palatal shelf +  
secondary palatal shelf epithelium 
secondary palate +  
section of aorta +  
segmental spinal nerve +  
sella turcica +  
seminal vesicle +  
seminiferous tubule of testis +  
sensory root of facial nerve 
sensory root of trigeminal nerve 
septum of scrotum 
serosal nerve fiber of appendix 
serous membrane +  
seydels palatal process 
short ciliary nerve 
simian shelf 
sinotubular junction 
sinus of Valsalva 
skeletal element of eye region +  
skeletal muscle tissue of levator palpebrae superioris 
skeletal muscle tissue of trapezius 
skeletal support for eminentia olfactoria +  
skeleton of digitopodium +  
skeleton of lower jaw +  
skeleton of upper jaw +  
skin of clitoris +  
skin of iliac crest region 
skin of penis +  
small intestine smooth muscle circular layer 
small intestine smooth muscle longitudinal layer 
soft palate +  
solum nasi 
sphenoid bone pterygoid process +  
sphenoid endochondral element +  
spina pelvis anterior 
spina pelvis posterior 
spinal cord arachnoid mater 
spiral valve of conus arteriosus 
spleen B cell corona 
spleen capsule 
spleen follicular dendritic cell network 
spleen germinal center 
spleen lymphoid follicle +  
spleen perifollicular zone 
spleen primordium +  
spleen pulp +  
splenic cord 
spongiose part of urethra +  
spongiotrophoblast layer 
squamous part of temporal bone +  
stapes base 
sternocleidomastoid 
stomach muscularis externa +  
stomach smooth muscle circular layer 
stomach smooth muscle inner oblique layer 
stomach smooth muscle outer longitudinal layer 
stratum argenteum of choroid 
stroma of bone marrow +  
stroma of thyroid gland 
stylohyoid ligament 
styloid process of radius 
styloid process of temporal bone +  
styloid process of ulna 
stylopodial skeleton +  
stylus of pars media plectri 
subcutaneous adipose tissue +  
subcutaneous lymph node 
submucosa +  
submucosa of urinary bladder +  
submucosa of uterine tube 
suboccular arch 
suborbital stay 
subscapularis muscle 
subserosa +  
subserosa of uterine tube 
substantia propria of cornea +  
sulcus distalis ossis cruris 
sulcus longitudinalis 
sulcus pro musculo extensori cruris brevis 
sulcus proximalis ossis cruris 
superficial cervical fascia 
superficial part of masseter muscle +  
superficial part of temporalis 
superior part of vestibular ganglion 
superior prenasal cartilage 
superior tarsal muscle 
supinator process 
supraacetabular buttress 
supraacetabular crest 
supraacetabular rim 
suprachoroid lamina 
supracondylar tubercle 
supracondyle tubercle +  
supraorbital ridge 
suprarostral ala 
suprarostral cartilage +  
suprazygomatic part of temporalis 
suspensory ligament of ovary 
suspensory ligament of testis 
suture of hard palate +  
sympathetic ganglion +  
tarsal gland +  
tarsal gland acinus 
tectum nasi 
tela choroidea +  
temporal process of zygomatic bone 
tendon sheath +  
teres major muscle +  
teres major pre-muscle mass +  
terminal nerve 
testicular sheath 
theca cell layer +  
theca externa 
theca interna 
thoracic duct +  
tibial crest 
tibial plateaux 
tibial tuberosity 
tooth of lower jaw +  
tooth of upper jaw +  
trabecula carnea +  
trabecula of spleen +  
tracheoesophageal septum 
transformed artery +  
transformed vein +  
transverse palatine fold 
transverse palatine suture 
transverse pelvic ridge 
trapezius muscle +  
tricuspid valve anulus 
trigeminal ganglion +  
trigone of urinary bladder +  
trochanter +  
trochanteric crest 
trochanteric shelf 
trochlea of humerus +  
trochlear groove of humerus 
trochlear notch 
trunk of segmental spinal nerve 
tubercle of calcaneus +  
tuberculum sellae 
tunica fibrosa of eyeball +  
tunica intima +  
tunica vaginalis testis 
ulnar condyle 
ulnar metaphysis 
ulnar notch of radius 
ulnar tuberosity 
uncinate process of ethmoid 
upper jaw incisor epithelium 
upper jaw molar epithelium 
upper part of cisterna chyli 
urachus +  
urachus mesenchyme 
ureter +  
ureteral orifice 
ureteral valve 
urethra +  
urethra mesenchymal layer 
urethra muscle tissue +  
urethral crest +  
urethral gland +  
urethral meatus +  
urinary bladder +  
uvea +  
vacuolated notochordal tissue 
vagina +  
vagina orifice 
vagina sebaceous gland 
vaginal hymen 
vaginal sphincter 
vasa recta ascending limb 
vasa recta descending limb 
velar vocal fold 
venous valve +  
ventral humeral ridge 
ventral patch of Leydig's organ 
ventral ramus of squamosal 
ventral ridge system 
ventral tubercle of humerus 
ventral wall of dorsal aorta 
ventricle of nervous system +  
ventricular septum intermedium +  
vesicular appendage of epoophoron 
vestibular ganglion +  
vestibulocochlear ganglion +  
vidian canal 
visceral serous membrane +  
vomerine canal 
wall of blood vessel +  
wall of heart +  
wall of orbit 
wall of ureter +  
wall of urethra +  
wall of urinary bladder +  
wall of uterine tube 
wall of vagina 
Westoll line 
ypsiloid cartilage 
zeugopodial skeleton +  
zygomatic plate 
zygomatic process of temporal bone +  
zygomatic ramus of squamosal 
zygomaticomandibularis muscle 

Synonyms
Xrefs: BTO:0002498 ;   FMA:231559
Definition Sources: BTO:0002498

paths to the root