Category:Carnegie Stage 20

This Embryology category shows pages and media related to Carnegie stage 20 embryonic development in week 8, 51 - 53 days, GA week 10. The embryos have a crown rump length (CRL) of 18 - 22 mm. This page also shows specific embryo examples in various collections.

There is also a specific Carnegie stage 20 resource page.

Carnegie Stages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | About Stages | Timeline

Week:	1	2	3	4	5	6	7	8
Carnegie stage:	1 2 3 4	5 6	7 8 9	10 11 12 13	14 15	16 17	18 19	20 21 22 23

Carnegie Collection

Embryos: 460 | 7274 | 7906 | 8517

Blechschmidt Collection

Embryo 130758

Hill Collection

Homo32 Links: chorionic vesicle | embryo | drawing | Carnegie stage 20

Sydney University Collection

The following embryos were part of a 1943 study of testes development^[1] Embryos based upon their CRL were probably Stage 20 to 21.

Embryo	Crown Rump Length (mm)	Gonad (mm)	Groin distance (mm)
H 125	20	2.4	1.0
H 181	20.6	2.8	1.1
H 271	21	3.0	0.7
H 408	22	2.3	1.0

↑ Wyndham NR. A morphological study of testicular descent. J Anat. 1943 Jan;77(Pt 2):179-188.3. No abstract available. PMID 17104926

Subcategories

This category has the following 24 subcategories, out of 24 total.

Pages in category 'Carnegie Stage 20'

The following 57 pages are in this category, out of 57 total.

D

Template:Dickie1914 figures

E

Embryo Virtual Slides

K

L

Template:Lewis1920

M

Movie - Stage 15 to 22 Head

P

R

S

W

Week 8

Media in category 'Carnegie Stage 20'

The following 94 files are in this category, out of 94 total.

Anderson2016-fig16a.jpg 800 × 800; 193 KB
Anderson2016-fig48.jpg 800 × 800; 203 KB
Bl130758-01.jpg 753 × 1,091; 59 KB
Carnegie stage 20 OPT.jpg 800 × 801; 47 KB
Dickie1914 fig01.jpg 463 × 611; 57 KB
Dickie1914 fig02.jpg 443 × 526; 58 KB
Dickie1914 fig03.jpg 672 × 516; 64 KB
Dickie1914 fig04.jpg 755 × 578; 71 KB
Dickie1914 fig05.jpg 613 × 567; 51 KB
Dickie1914 fig06.jpg 504 × 607; 57 KB
Dickie1914 fig07.jpg 407 × 577; 74 KB
Dickie1914 fig08.jpg 538 × 523; 93 KB
Dickie1914 fig09.jpg 351 × 526; 31 KB
Dickie1914 fig10.jpg 337 × 525; 33 KB
Hubrecht Homo32 fig01.jpg 872 × 1,200; 159 KB
Hubrecht Homo32 fig02.jpg 914 × 1,200; 127 KB
Hubrecht Homo32 fig03.jpg 618 × 800; 114 KB
Human embryo femur CS18 to CS23.png 1,200 × 1,624; 1.42 MB
Human embryo head week 6 to 8.jpg 540 × 780; 66 KB
Human embryo olfactory 01.jpg 2,044 × 1,552; 986 KB
Human right lung 7-8 weeks.jpg 709 × 897; 789 KB
K10344 Stage 20 dorsal.jpg 1,280 × 1,823; 133 KB
K10344 Stage 20 left.jpg 1,280 × 1,823; 149 KB
K10344 Stage 20 right.jpg 1,280 × 1,823; 141 KB
K10344 Stage 20 ventral.jpg 1,280 × 1,823; 158 KB
K15818 Stage 20 sagittal 01.jpg 600 × 960; 111 KB
K15818 Stage 20 sagittal 02.jpg 600 × 960; 111 KB
K15818 Stage 20 sagittal 03.jpg 600 × 960; 109 KB
K15818 Stage 20 sagittal 04.jpg 600 × 960; 107 KB
K15818 Stage 20 sagittal 05.jpg 600 × 960; 112 KB
K15818 Stage 20 sagittal 06.jpg 600 × 960; 112 KB
Lewis1920 abbreviations.jpg 609 × 800; 84 KB
Lewis1920 fig01.jpg 800 × 896; 63 KB
Lewis1920 fig02.jpg 575 × 800; 32 KB
Lewis1920 fig03.jpg 686 × 981; 71 KB
Lewis1920 fig04.jpg 705 × 800; 90 KB
Lewis1920 fig05.jpg 900 × 834; 68 KB
Lewis1920 fig06.jpg 800 × 789; 58 KB
Lewis1920 fig07.jpg 1,000 × 894; 92 KB
Lewis1920 fig08.jpg 1,000 × 765; 81 KB
Lewis1920 fig09.jpg 1,000 × 765; 79 KB
Lewis1920 fig10.jpg 800 × 576; 59 KB
Lewis1920 fig11.jpg 800 × 686; 44 KB
Lewis1920 fig12.jpg 800 × 483; 47 KB
Lewis1920 fig13.jpg 800 × 520; 40 KB
Lewis1920 fig14.jpg 1,200 × 761; 130 KB
Lewis1920 fig15.jpg 1,200 × 722; 142 KB
Lewis1920 fig16.jpg 1,000 × 743; 101 KB
Lewis1920 Plate 1.jpg 917 × 1,200; 123 KB
Lewis1920 Plate 2.jpg 939 × 1,200; 95 KB
Lewis1920 Plate 3.jpg 881 × 1,200; 103 KB
Lewis1920 Plate 4.jpg 903 × 1,200; 131 KB
Lewis1920 Plate 5.jpg 969 × 1,200; 145 KB
Lewis1920 table 1.jpg 1,000 × 299; 32 KB
Lewis1920 table 2.jpg 1,000 × 581; 83 KB
Mall Meyer1921 fig01.jpg 740 × 958; 151 KB
Mall1908a plate03.jpg 1,743 × 2,738; 289 KB
Mall1908a plate03fig08.jpg 1,106 × 694; 43 KB
McClure1925 fig14.jpg 1,000 × 1,586; 211 KB
McClure1925 fig15.jpg 1,000 × 1,301; 309 KB
ORahilly1987 fig20-2.jpg 600 × 549; 46 KB
Sensenig1951 plate02.jpg 2,078 × 2,619; 1.52 MB
Stage20 bf1.jpg 1,000 × 750; 30 KB
Stage20 bf10.jpg 426 × 650; 30 KB
Stage20 bf11.jpg 1,200 × 800; 172 KB
Stage20 bf12.jpg 1,200 × 800; 195 KB
Stage20 bf13.jpg 1,200 × 800; 145 KB
Stage20 bf1a.jpg 800 × 600; 19 KB
Stage20 bf1b.jpg 600 × 450; 11 KB
Stage20 bf1c.jpg 400 × 300; 6 KB
Stage20 bf2.jpg 426 × 650; 35 KB
Stage20 bf3.jpg 426 × 650; 28 KB
Stage20 bf4.jpg 426 × 650; 33 KB
Stage20 bf5.jpg 426 × 650; 30 KB
Stage20 bf6.jpg 426 × 650; 27 KB
Stage20 bf7.jpg 426 × 650; 30 KB
Stage20 bf8.jpg 426 × 650; 29 KB
Stage20 bf9.jpg 426 × 650; 27 KB
Stage20 MRI S02.mp4 ; 1.57 MB
Stage20-23 limbs a.jpg 800 × 301; 19 KB
Stage20-23 limbs b.jpg 600 × 226; 13 KB
Stage20-23 limbs.jpg 1,000 × 376; 26 KB
Streeter-plate04.jpg 1,301 × 1,000; 214 KB
Streeter1921 fig12.jpg 960 × 745; 117 KB
Streeter1921 fig16.jpg 800 × 600; 60 KB
Streeter1921 fig26.jpg 1,328 × 1,000; 228 KB
Streeter1957 fig01.jpg 1,292 × 1,500; 218 KB
Streeter1957 fig04-20.jpg 1,538 × 800; 78 KB
Streeter1957 fig06-20.jpg 1,280 × 834; 133 KB
Streeter1957 fig06.jpg 1,280 × 1,541; 622 KB
Streeter1957 fig07.jpg 1,280 × 1,201; 117 KB
Streeter1957 fig08-20.jpg 800 × 1,102; 104 KB
Streeter1957 fig08.jpg 1,280 × 1,712; 507 KB
Streeter1957 stage 20 plate01.jpg 1,500 × 2,211; 432 KB

[1] Wyndham NR. A morphological study of testicular descent. J Anat. 1943 Jan;77(Pt 2):179-188.3. No abstract available. PMID 17104926

[1]