Carnegie stage 16: Difference between revisions
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{{Carnegie Embryo iBook table}} | {{Carnegie Embryo iBook table}} | ||
==Madrid Collection== | |||
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| [[File:Stage16 bf9.jpg|390px]] | |||
| [[File:Stage16 bf10.jpg|420px]] | |||
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|Human Embryo CRL 10.2 mm (stage 16) | |||
| Human Embryo CRL 10.5 mm (stage 16) | |||
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{{Madrid collection}} | |||
==Additional Images== | ==Additional Images== |
Revision as of 16:59, 2 April 2014
Embryology - 1 Jun 2024 Expand to Translate |
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Introduction
Facts
Week 6, 37 - 42 days, 8 - 11 mm
Gestational Age - week 8
Events
Ectoderm: sensory placodes, lens pit, otocyst,nasal pits moved ventrally, fourth ventricle of brain
Mesoderm: heart prominence
Head: 1st, 2nd and 3rd pharyngeal arch, forebrain, eye, auricular hillocks
Body: heart, liver, umbilical cord, mesonephric ridge
Limb: upper and lower limb buds, hand plate, developing arm
Features
Eye showing retinal pigment, nasolacrimal groove, nasal pit, fourth ventricle of brain, umbilical cord, 1st and 2nd pharyngeal arches, cervical sinus, heart, developing arm with hand plate, foot plate
Identify: nasal pit, nasolacrimal groove, eye, 1st, 2nd and 3rd pharyngeal arches, 1st pharyngeal groove, maxillary and mandibular components of 1st pharyngeal arch, auricular hillocks, fourth ventricle of brain, heart prominence, upper limb bud, mesonephric ridge, lower limb bud, umbilical cord
- Links: Week 6 | Head | Lecture - Limb | Lecture - Gastrointestinal | Lecture - Head Development | Science Practical - Gastrointestinal | Science Practical - Head | Category:Carnegie Stage 16 | Stage 17
- 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
Kyoto Collection
View: This is a dorsolateral view of embryo. Amniotic membrane removed.
Image source: Embryology page Created: 19.03.1999
Ventral view of head region. Ventral view of head region (1 mm scale).
Image source: The Kyoto Collection images are reproduced with the permission of Prof. Kohei Shiota and Prof. Shigehito Yamada, Anatomy and Developmental Biology, Kyoto University Graduate School of Medicine, Kyoto, Japan for educational purposes only and cannot be reproduced electronically or in writing without permission.
Scanning EM
Ventral view of head showing upper lip, maxilla and nasal region.
Image Source: Prof Virginia Diewert
Carnegie Collection
iBook - Carnegie Embryos | |
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Madrid Collection
Human Embryo CRL 10.2 mm (stage 16) | Human Embryo CRL 10.5 mm (stage 16) |
Image source: The Madrid Collection images are reproduced with the permission of Prof. Rodríguez-Vázquez, Head, Embryology Institute of Complutense University of Madrid. Images are for educational purposes only and cannot be reproduced electronically or in writing without permission.
Additional 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, June 1) Embryology Carnegie stage 16. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/Carnegie_stage_16
- © Dr Mark Hill 2024, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G