File:Stage13 and 22 thyroid development a.jpg
From Embryology
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Thyroid Gland Embryonic Development
Compilation of cross-sections showing the appearance of the developing thyroid at the beginning of week 5 and at week 8 of embryonic development.
Thyroid Timeline
- 24 days - thyroid begins as a median endodermal thickening in the floor of pharynx
- tongue grows - cells descend in neck.
- thyroglossal duct - proximal end at the foramen caecum of tongue.
- thyroid diverticulum - hollow then solid, right and left lobes, central isthmus.
- Week 11 - colloid appearance in thyroid follicles, iodine and thyroid hormone (TH) synthesis
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 07:21, 6 October 2009 | | 800 × 640 (94 KB) | S8600021 (talk | contribs) |
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File usage
The following 13 pages use this file:
- 2009 Lecture 20
- 2010 Lecture 19
- 2011 Lab 12 - Second Trimester
- ANAT2341 Lab 11 - Second Trimester
- ANAT2341 Lab 12 - Second Trimester
- BGDA Practical 12 - Second Trimester
- BGD Lecture - Endocrine Development
- Carnegie stage 22
- Endocrine - Thyroid Development
- Endocrine System Development
- Lecture - Endocrine Development
- REI - Reproductive Medicine Seminar 2018
- Royal Hospital for Women - Reproductive Medicine Seminar 2018
