257:
1606:
305:
274:
40:
384:
220:
The external orifice is bounded by two lips, an anterior and a posterior. The anterior is shorter and thicker, though it projects lower than the posterior because of the slope of the cervix. Normally, both lips are in contact with the posterior vaginal wall. Prior to pregnancy, the external orifice
59:
1626:
262:
The squamocolumnar junction of the cervix: The ectocervix, with its stratified squamous epithelium, is visible on the left. Simple mucinous columnar epithelium, typical of the endocervix, is visible on the right. A layer of
296:
moves into the cervical canal, and hence the distal part of the cervical canal may be lined by stratified squamous epithelium (conforming to a "type 3 transformation zone").
292:
The cervical canal is generally lined by "endocervical mucosa" which consists of a single layer of mucinous columnar epithelium. However, after menopause, the functional
125:
213:
about midway between the apex and base. The external orifice of the uterus is a small, depressed, somewhat circular opening on the rounded extremity of the
569:
418:
434:"European guidelines for quality assurance in cervical cancer screening: recommendations for clinical management of abnormal cervical cytology, part 1"
232:
The wall of the canal presents an anterior and a posterior longitudinal ridge, from each of which proceed a number of small oblique columns, the
101:
338:
are adenocarcinomas, differentiation of endocervical adenocarcinoma and endometrial adenocarcinomas is required, as the treatment differs.
423:
205:). The internal orifice of the uterus is an interior narrowing of the uterine cavity. It corresponds to a slight constriction known as the
1631:
432:
Jordan, J.; Arbyn, M.; Martin-Hirsch, P.; Schenck, U.; Baldauf, J-J.; Da Silva, D.; Anttila, A.; Nieminen, P.; Prendiville, W. (2008).
562:
1375:
555:
881:
500:
243:
The folds on the two walls are not exactly opposed, but fit between one another so as to close the cervical canal.
1287:
959:
1304:
323:
can arise. Endocervical adenocarcinoma, like cervical cancer (squamous cell carcinoma), often arises in the
120:
1441:
1380:
1034:
846:
808:
703:
339:
217:, opening to the vagina. Through this aperture, the cervical cavity communicates with that of the vagina.
1360:
672:
393:
17:
1596:
1135:
708:
578:
863:
1505:
1385:
1350:
1244:
256:
1400:
1365:
1237:
1029:
813:
489:
Beckmann, Charles R B A; Herbert, William; Laube, Douglas; Ling, Frank; Smith, Roger (March 2013).
343:
1210:
414:
International
Federation for Cervical Pathology and Colposcopy (IFCPC) classification. References:
1390:
1355:
1215:
803:
798:
293:
1327:
1322:
1312:
1249:
1220:
823:
818:
132:
108:
96:
1540:
1535:
1292:
1049:
355:
1090:
1070:
1044:
626:
328:
1190:
236:, giving the appearance of branches from the stem of a tree; to this arrangement the name
8:
1583:
1578:
1446:
687:
1605:
1573:
1205:
1200:
1140:
1011:
851:
682:
595:
471:
371:
335:
324:
222:
529:
1282:
1195:
1039:
871:
660:
643:
533:
496:
463:
455:
450:
433:
398:
351:
264:
1627:
Knowledge articles incorporating text from the 20th edition of Gray's
Anatomy (1918)
475:
1433:
1299:
1277:
1095:
841:
730:
718:
665:
613:
525:
445:
229:, the orifice takes on an appearance more like a transverse slit or is "H-shaped".
74:
Canal of the cervix, endocervical canal, cervical canal of uterus, cavity of cervix
1568:
1563:
934:
723:
636:
490:
154:
1610:
1510:
1500:
1495:
1466:
1405:
1225:
1128:
1021:
922:
790:
677:
320:
304:
178:
1620:
1515:
1412:
1118:
1113:
1065:
966:
766:
653:
648:
631:
547:
459:
389:
113:
1340:
1123:
342:
is often helpful in this regard, endocervical adenocarcinomas are typically
273:
1530:
1525:
1232:
1185:
984:
516:
Yeh, IT.; LiVolsi, VA.; Noumoff, JS. (Mar 1991). "Endocervical carcinoma".
467:
285:
Type 3: Endocervical component, not fully visible (common after menopause).
537:
1332:
1006:
999:
989:
954:
949:
927:
917:
888:
735:
283:
Type 2: Endocervical component but fully visible (common before puberty).
1272:
221:
has a rounded shape when viewed through the vaginal canal (as through a
1254:
1180:
994:
876:
347:
308:
226:
976:
138:
1154:
745:
586:
312:
1264:
833:
753:
359:
58:
281:
Type 1: Completely ectocervical (common under hormonal influence).
1461:
1558:
1417:
1105:
939:
902:
761:
431:
214:
210:
190:
166:
162:
158:
49:
45:
311:
of an adenocarcinoma that arose from the endocervical mucosa.
1451:
1172:
1163:
771:
604:
84:
776:
39:
488:
419:"Transformation zone (TZ) and cervical excision types"
1594:
515:
1618:
577:
563:
319:The endocervical mucosa is a site from which
424:Royal College of Pathologists of Australasia
570:
556:
509:
482:
267:is visible under both types of epithelium.
57:
38:
449:
177:The cervical canal communicates with the
303:
209:that can be seen on the surface of the
14:
1619:
388:This article incorporates text in the
551:
1313:Infra-corporeal residual spongy part
1162:
24:
25:
1643:
1632:Mammal female reproductive system
495:(7th ed.). pp. 408–11.
153:is the spindle-shaped, flattened
1604:
451:10.1111/j.1365-2303.2008.00623.x
382:
272:
255:
1309:Trabeculae of corpora cavernosa
408:
195:external orifice of the uterus
183:internal orifice of the uterus
13:
1:
530:10.1016/S0344-0338(11)80763-6
377:
340:Immunohistochemical staining
299:
246:
7:
396:of the 20th edition of
365:
27:Canal of the uterine cervix
10:
1648:
579:Female reproductive system
279:Transformation zone types:
172:
165:to the main cavity of the
1551:
1485:
1467:External urethral orifice
1458:Vestibular gland openings
1432:
1263:
1245:Posterior labial arteries
1171:
1153:
1104:
1083:
1058:
1020:
975:
910:
901:
862:
832:
789:
744:
696:
612:
603:
594:
585:
492:Obstetrics and Gynecology
131:
119:
107:
95:
83:
78:
70:
65:
56:
37:
32:
1376:Superficial dorsal veins
1366:Internal pudendal artery
1536:Uterine venous plexuses
1391:Internal pudendal veins
1216:Posterior labial nerves
294:squamocolumnar junction
1250:Posterior labial veins
1221:Anterior labial nerves
1050:Pubocervical ligaments
316:
133:Anatomical terminology
90:canalis cervicis uteri
1541:Vaginal venous plexus
1045:Uterosacral ligaments
356:progesterone receptor
307:
1584:Uterotubal junctions
1206:Posterior commissure
1071:Urogenital diaphragm
960:Supravaginal portion
882:Vesicular appendages
847:Suspensory ligaments
791:Fallopian tubes
329:human papillomavirus
1579:Vesicouterine pouch
1323:Commissure of bulbs
1288:Suspensory ligament
1201:Anterior commissure
824:Intramural segments
704:Germinal epithelium
688:Perivitelline space
336:endometrial cancers
161:which connects the
1574:Rectouterine pouch
1293:Fundiform ligament
1136:Support structures
1091:Bartholin's glands
1040:Cardinal ligaments
852:Pampiniform plexus
683:Membrana granulosa
372:Cervical pregnancy
317:
48:and upper part of
44:Posterior half of
1592:
1591:
1481:
1480:
1477:
1476:
1381:Deep dorsal veins
1361:Arteries of bulbs
1305:Corpora cavernosa
1255:Interlabial sulci
1196:Labiocrural folds
1149:
1148:
1084:Vestibular glands
1079:
1078:
897:
896:
864:Wolffian vestiges
842:Ovarian ligaments
785:
784:
661:Follicular antrum
352:estrogen receptor
265:connective tissue
238:arbor vitae uteri
169:in most mammals.
147:
146:
142:
16:(Redirected from
1639:
1609:
1608:
1600:
1496:Ovarian arteries
1422:Tunica albuginea
1211:Dartos muliebris
1169:
1168:
1160:
1159:
908:
907:
719:Cumulus oophorus
709:Tunica albuginea
666:Follicular fluid
610:
609:
601:
600:
592:
591:
572:
565:
558:
549:
548:
542:
541:
518:Pathol Res Pract
513:
507:
506:
486:
480:
479:
453:
428:
412:
386:
385:
276:
259:
199:ostium of uterus
139:edit on Wikidata
136:
61:
42:
30:
29:
21:
1647:
1646:
1642:
1641:
1640:
1638:
1637:
1636:
1617:
1616:
1615:
1603:
1595:
1593:
1588:
1569:Perineal sponge
1564:Urethral sponge
1547:
1516:Spiral arteries
1473:
1447:Vaginal orifice
1428:
1351:Dorsal arteries
1328:Pars intermedia
1259:
1145:
1100:
1075:
1054:
1035:Broad ligaments
1030:Round ligaments
1016:
971:
893:
872:Gartner's ducts
858:
828:
781:
740:
692:
581:
576:
546:
545:
524:(2–3): 129–44.
514:
510:
503:
487:
483:
429:
417:
415:
413:
409:
383:
380:
368:
302:
290:
289:
288:
287:
286:
284:
282:
280:
277:
269:
268:
260:
249:
189:) and with the
175:
143:
52:
28:
23:
22:
15:
12:
11:
5:
1645:
1635:
1634:
1629:
1614:
1613:
1590:
1589:
1587:
1586:
1581:
1576:
1571:
1566:
1561:
1555:
1553:
1549:
1548:
1546:
1545:
1544:
1543:
1538:
1533:
1528:
1520:
1519:
1518:
1513:
1511:Vaginal artery
1508:
1506:Arcuate artery
1503:
1501:Uterine artery
1498:
1489:
1487:
1483:
1482:
1479:
1478:
1475:
1474:
1472:
1471:
1470:
1469:
1459:
1456:
1455:
1454:
1444:
1438:
1436:
1430:
1429:
1427:
1426:
1423:
1420:
1415:
1410:
1409:
1408:
1406:Pudendal nerve
1403:
1395:
1394:
1393:
1388:
1386:Veins of bulbs
1383:
1378:
1370:
1369:
1368:
1363:
1358:
1353:
1345:
1344:
1343:
1338:
1330:
1325:
1320:
1319:
1318:
1315:
1310:
1307:
1297:
1296:
1295:
1290:
1285:
1280:
1269:
1267:
1261:
1260:
1258:
1257:
1252:
1247:
1242:
1241:
1240:
1230:
1229:
1228:
1226:Perineal nerve
1223:
1218:
1213:
1208:
1203:
1198:
1193:
1191:Pudendal cleft
1183:
1177:
1175:
1166:
1157:
1151:
1150:
1147:
1146:
1144:
1143:
1138:
1133:
1132:
1131:
1126:
1121:
1110:
1108:
1102:
1101:
1099:
1098:
1096:Skene's glands
1093:
1087:
1085:
1081:
1080:
1077:
1076:
1074:
1073:
1068:
1062:
1060:
1056:
1055:
1053:
1052:
1047:
1042:
1037:
1032:
1026:
1024:
1018:
1017:
1015:
1014:
1009:
1004:
1003:
1002:
997:
992:
981:
979:
973:
972:
970:
969:
964:
963:
962:
957:
952:
947:
937:
932:
931:
930:
925:
914:
912:
905:
899:
898:
895:
894:
892:
891:
886:
885:
884:
874:
868:
866:
860:
859:
857:
856:
855:
854:
844:
838:
836:
830:
829:
827:
826:
821:
816:
811:
806:
801:
795:
793:
787:
786:
783:
782:
780:
779:
774:
769:
764:
759:
756:
750:
748:
742:
741:
739:
738:
733:
728:
727:
726:
721:
711:
706:
700:
698:
694:
693:
691:
690:
685:
680:
678:Zona pellucida
675:
673:Corona radiata
670:
669:
668:
658:
657:
656:
651:
641:
640:
639:
634:
629:
618:
616:
607:
598:
589:
583:
582:
575:
574:
567:
560:
552:
544:
543:
508:
501:
481:
444:(6): 342–354.
406:
405:
399:Gray's Anatomy
379:
376:
375:
374:
367:
364:
321:adenocarcinoma
301:
298:
278:
271:
270:
261:
254:
253:
252:
251:
250:
248:
245:
179:uterine cavity
174:
171:
151:cervical canal
145:
144:
135:
129:
128:
123:
117:
116:
111:
105:
104:
99:
93:
92:
87:
81:
80:
76:
75:
72:
68:
67:
63:
62:
54:
53:
43:
35:
34:
33:Cervical canal
26:
9:
6:
4:
3:
2:
1644:
1633:
1630:
1628:
1625:
1624:
1622:
1612:
1607:
1602:
1601:
1598:
1585:
1582:
1580:
1577:
1575:
1572:
1570:
1567:
1565:
1562:
1560:
1557:
1556:
1554:
1550:
1542:
1539:
1537:
1534:
1532:
1529:
1527:
1526:Ovarian veins
1524:
1523:
1521:
1517:
1514:
1512:
1509:
1507:
1504:
1502:
1499:
1497:
1494:
1493:
1491:
1490:
1488:
1484:
1468:
1465:
1464:
1463:
1460:
1457:
1453:
1450:
1449:
1448:
1445:
1443:
1440:
1439:
1437:
1435:
1431:
1424:
1421:
1419:
1416:
1414:
1413:Clitoral hood
1411:
1407:
1404:
1402:
1401:Dorsal nerves
1399:
1398:
1396:
1392:
1389:
1387:
1384:
1382:
1379:
1377:
1374:
1373:
1371:
1367:
1364:
1362:
1359:
1357:
1356:Deep arteries
1354:
1352:
1349:
1348:
1346:
1342:
1339:
1336:
1335:
1334:
1331:
1329:
1326:
1324:
1321:
1316:
1314:
1311:
1308:
1306:
1303:
1302:
1301:
1298:
1294:
1291:
1289:
1286:
1284:
1281:
1279:
1276:
1275:
1274:
1271:
1270:
1268:
1266:
1262:
1256:
1253:
1251:
1248:
1246:
1243:
1239:
1236:
1235:
1234:
1231:
1227:
1224:
1222:
1219:
1217:
1214:
1212:
1209:
1207:
1204:
1202:
1199:
1197:
1194:
1192:
1189:
1188:
1187:
1184:
1182:
1179:
1178:
1176:
1174:
1170:
1167:
1165:
1161:
1158:
1156:
1152:
1142:
1139:
1137:
1134:
1130:
1127:
1125:
1122:
1120:
1117:
1116:
1115:
1112:
1111:
1109:
1107:
1103:
1097:
1094:
1092:
1089:
1088:
1086:
1082:
1072:
1069:
1067:
1064:
1063:
1061:
1057:
1051:
1048:
1046:
1043:
1041:
1038:
1036:
1033:
1031:
1028:
1027:
1025:
1023:
1019:
1013:
1010:
1008:
1005:
1001:
998:
996:
993:
991:
988:
987:
986:
983:
982:
980:
978:
974:
968:
965:
961:
958:
956:
953:
951:
948:
946:
943:
942:
941:
938:
936:
933:
929:
926:
924:
921:
920:
919:
916:
915:
913:
909:
906:
904:
900:
890:
887:
883:
880:
879:
878:
875:
873:
870:
869:
867:
865:
861:
853:
850:
849:
848:
845:
843:
840:
839:
837:
835:
831:
825:
822:
820:
817:
815:
812:
810:
807:
805:
802:
800:
797:
796:
794:
792:
788:
778:
775:
773:
770:
768:
767:Ootidogenesis
765:
763:
760:
758:Oocytogenesis
757:
755:
752:
751:
749:
747:
743:
737:
734:
732:
729:
725:
722:
720:
717:
716:
715:
712:
710:
707:
705:
702:
701:
699:
695:
689:
686:
684:
681:
679:
676:
674:
671:
667:
664:
663:
662:
659:
655:
652:
650:
647:
646:
645:
642:
638:
635:
633:
630:
628:
627:Hemorrhagicum
625:
624:
623:
620:
619:
617:
615:
611:
608:
606:
602:
599:
597:
593:
590:
588:
584:
580:
573:
568:
566:
561:
559:
554:
553:
550:
539:
535:
531:
527:
523:
519:
512:
504:
502:9781451144314
498:
494:
493:
485:
477:
473:
469:
465:
461:
457:
452:
447:
443:
439:
438:Cytopathology
435:
426:
425:
420:
411:
407:
404:
403:
400:
397:
395:
391:
390:public domain
373:
370:
369:
363:
361:
357:
353:
350:positive and
349:
345:
341:
337:
332:
330:
326:
322:
314:
310:
306:
297:
295:
275:
266:
258:
244:
241:
239:
235:
234:palmate folds
230:
228:
225:). Following
224:
218:
216:
212:
208:
204:
200:
196:
192:
188:
184:
180:
170:
168:
164:
160:
156:
152:
140:
134:
130:
127:
124:
122:
118:
115:
112:
110:
106:
103:
100:
98:
94:
91:
88:
86:
82:
77:
73:
69:
64:
60:
55:
51:
47:
41:
36:
31:
19:
1531:Uterine vein
1486:Blood supply
1233:Labia minora
1186:Labia majora
944:
736:Retia ovarii
713:
621:
521:
517:
511:
491:
484:
441:
437:
422:
410:
401:
387:
381:
333:
318:
291:
242:
240:is applied.
237:
233:
231:
219:
206:
202:
198:
194:
186:
182:
176:
150:
148:
102:A09.1.03.018
89:
1007:Parametrium
1000:Perimetrium
990:Endometrium
955:External os
950:Internal os
809:Infundibula
331:infection.
203:external os
187:internal os
79:Identifiers
18:Cervical os
1621:Categories
1181:Mons pubis
1141:Epithelium
1012:Epithelium
995:Myometrium
889:Paroophora
378:References
362:negative.
309:Micrograph
227:childbirth
1492:Arteries
1434:Vestibule
1347:Arteries
1022:Ligaments
877:Epoophora
834:Ligaments
746:Oogenesis
614:Follicles
460:0956-5507
394:page 1260
313:Pap stain
300:Pathology
247:Histology
1341:Frenulum
1265:Clitoris
1238:Frenulum
1155:External
1129:Fornices
814:Fimbriae
804:Ampullae
754:Oogonium
637:Albicans
587:Internal
476:16462929
468:19040546
366:See also
360:vimentin
334:As most
223:speculum
193:via the
181:via the
1611:Anatomy
1462:Urethra
1397:Nerves
1059:General
935:Isthmus
911:Regions
731:Medulla
654:Interna
649:Externa
605:Ovaries
538:2067992
207:isthmus
173:Anatomy
157:of the
71:Synonym
66:Details
1597:Portal
1559:G-spot
1522:Veins
1425:Septum
1418:Fascia
1372:Veins
1337:Corona
1106:Vagina
1066:Glands
977:Layers
940:Cervix
928:Fundus
923:Cavity
903:Uterus
799:Isthmi
762:Oocyte
724:Stroma
714:Cortex
644:Thecae
632:Luteum
622:Corpus
596:Adnexa
536:
499:
474:
466:
458:
402:(1918)
325:milieu
215:cervix
211:uterus
191:vagina
167:uterus
163:vagina
159:cervix
50:vagina
46:uterus
1552:Other
1452:Hymen
1442:Fossa
1333:Glans
1317:Angle
1283:Bulbs
1278:Crura
1173:Labia
1164:Vulva
1124:Walls
1119:Rugae
1114:Canal
967:Horns
945:Canal
819:Ostia
772:Ootid
697:Other
472:S2CID
392:from
155:canal
137:[
126:86485
85:Latin
1300:Body
1273:Root
985:Wall
918:Body
777:Ovum
534:PMID
497:ISBN
464:PMID
456:ISSN
358:and
346:and
185:(or
149:The
114:3515
97:TA98
526:doi
522:187
446:doi
348:p16
344:CEA
327:of
201:or
121:FMA
109:TA2
1623::
532:.
520:.
470:.
462:.
454:.
442:19
440:.
436:.
430:-
421:.
354:,
1599::
571:e
564:t
557:v
540:.
528::
505:.
478:.
448::
427:.
416:-
315:.
197:(
141:]
20:)
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