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Carnegie Stage 2 3-1 3-2 4 5a-1 5a-2 5b 5c 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 All

Carnegie Stage 10

Aadenohypophysial primordium (1), alar plate(s) (197), allantoic primordium (10), amnion ectoderm (1), amnion mesoderm (1), atrial canal (8)
Bbasal plate (179), body stalk (3), bulbis cordis (8)
Ccaudal edge of aortic arch 1 (1), caudal edge of cephalic neuropore (2), caudal edge of chiasmatic plate (D1) (1), caudal edge of hindgut (2), caudal edge of neural tube (junction of brain and spinal cord) (1), caudal edge of notochordal plate (1), caudal edge of otic placode (3), caudal edge of somite 5 (C-1) (2), caudal edge of somite 7 (C-3) (1), caudal end of somite 1 (O-1) (1), caudal end of somite 3 (O-3) (1), caudal neuropore (32), caudal part of caudal eminence (3), caudal part of hindgut (1), caudal part of hindgut lumen (1), caudal part of neural cord (2), cephalic edge of aortic arch 1 (1), cephalic edge of caudal neuropore (3), cephalic edge of hepatic plate (3), cephalic edge of left neural fold (primordial diencephalon) (2), cephalic edge of neural tube (2), cephalic edge of otic placode (1), cephalic edge of pharyngeal pouch 1 (3), cephalic neuropore (37), cephalic part of foregut (1), cephalic part of left neural fold (primordial diencephalon) (3), cephalic part of pharyngeal pouch 1 (1), cephalic part of primordial lateral body fold (2), cephalic part of somite 4 (O-4) (1), cephalic part of somite 5 (C-1) (1), chiasmatic plate (D1) (8), coelom (44), communication between primordial peritoneal cavity and extra-embryonic coelom (6)
Ddorsal aorta (327), dorsal aorta plexus (18), dorsal intersegmental artery (16)
Eedge of presumptive left atrium (2), embryonic surface ectoderm (2), endocardium (30), epimyocardium (34)
Ffacio-vestibulocochlear neural crest (CN VII and CN VIII) (17), floor of foregut (3), foregut (26), foregut lumen (9), fusing neural folds (3), fusing neural folds [rhombencephalon (Rh. D)] (2)
Hhepatic plate (6), hepatic plate / septum transversum region (2), hindgut (125), hindgut endoderm (11)
Jjunction area of neural folds [rhombencephalon (Rh. D)] (2), junction of amnion and tail fold (1), junction of aortic arch 1 and primordial conotruncus (1), junction of neural fold and surface ectoderm (5)
Llaryngotracheal sulcus (10), lateral pharyngeal recess (26), left bulboventricular sulcus (6), looped heart (3)
Mmandibular prominence of pharyngeal arch 1 (57), maxillary prominence of pharyngeal arch 1 (62), median pharyngeal groove (3), mesencephalic neural crest (4), mesenchyme in pharyngeal arch 1 (2), mesocardium (34), midgut (137)
Nnephrogenic cord (13), neural fold (spinal cord) (2), neural fold [mesencephalon (M)] (14), neural fold [primordial diencephalon (D1)] (4), neural fold [primordial diencephalon (D2)] (7), neural fold [primordial telencephalon medium (T)] (3), neural fold [rhombencephalon (Rh. A)] (11), neural fold [rhombencephalon (Rh. B)] (15), neural fold [rhombencephalon (Rh. C)] (14), neural fold [rhombencephalon (Rh. D)] (12), neural groove (postoptic recess) (1), neural groove floor (1), neural tube [rhombencephalon (Rh. D)] (4), neurohypophysial primordium (1), nucleated blood cells (1)
Ooptic nerve primordium (CN II) [primordial diencephalon (D1)] (1), optic sulcus [primordial diencephalon (D1)] (2), otic placode (27)
Ppericardial cavity (266), pericardial sac (38), pharyngeal pouch 1 endoderm: dorsal part (4), pharyngeal pouch 1 endoderm: ventral part (4), prechordal plate (oropharyngeal membrane) (4), primordial atrioventricular junction (2), primordial lateral body fold (21), primordial pericardioperitoneal canal (pleural cavity) (5), primordial peritoneal cavity (35)
Rrespiratory primordium (16), right bulboventricular sulcus (2)
Ssclerotomal cells (3), somite 1-2 intersegmental region (1), somite 2-3 intersegmental region (2), somite 3-4 intersegmental region (4), somite 4-5 intersegmental region (2), somite 5 (C-1) (3), somite 5-6 intersegmental region (1), somite 6 (C-2) (4), somite 6-7 intersegmental region (1), somite 7 (C-3) (5), somitocoel 6 (5), somitocoel 7 (4), stomodeum (15), sulcus limitans (276), surface ectoderm of caudal eminence (3), surface ectoderm of head (3)
Tthyroid gland primordium (1), transition region between notochordal plate and gastrulation streak (2)
Uumbilical vesicle wall endoderm (5), umbilical vesicle wall mesoderm (5)

Carnegie Stage 2 3-1 3-2 4 5a-1 5a-2 5b 5c 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 All