File:Stage21 bf11.jpg

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Human Embryo Carnegie Stage 21

Facts: Week 8, 53 - 54 days, 22 - 24 mm

View: Lateral left view. Amniotic membrane removed.

Features: scalp vascular plexus, eylid, eye, nose, auricle of external ear, arm, elbow, wrist, knee, notch between digital rays, umbilical cord

Identify: straightening of trunk, pigmented eye, eyelid, nose, external acoustic meatus, scalp vascular plexus, webbed digits, liver prominance, thigh, ankle, foot plate, umbilical cord


Stage 21 Links: Ventrolateral view (large) | Ventrolateral view (medium) | Ventrolateral view (small) | Carnegie Stage 21 | Week 8


Image: Dr Steven O'Connor (Houston, Texas) - Other embryo images.


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



Cite this page: Hill, M.A. (2024, February 26) Embryology Stage21 bf11.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Stage21_bf11.jpg

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© Dr Mark Hill 2024, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G

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Date/TimeThumbnailDimensionsUserComment
current08:56, 28 August 2013Thumbnail for version as of 08:56, 28 August 20131,600 × 2,400 (387 KB)Z8600021 (talk | contribs)==Human Embryo Carnegie Stage 21== Facts: Week 8, 53 - 54 days, 22 - 24 mm View: Lateral left view. Amniotic membrane removed. Features: scalp vascular plexus, eylid, eye, nose, auricle of external ear, arm, elbow, wrist, knee, notch between digital...