Carnegie stage 16: Difference between revisions
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Revision as of 11:03, 15 December 2014
Embryology - 27 Jun 2024 Expand to Translate |
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Introduction
Facts
Week 6, 37 - 42 days, 8 - 11 mm
Gestational Age GA - 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
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 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.
Hill Collection
Hill HH8 | |
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Stereo pair animation: right lateral animation | right lateral animation | left lateral animation
Hill HH5 | |
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- Links: Hill Collection
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 27) 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