Week 9: Difference between revisions
From Embryology
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[[Sensory_-_Hearing_and_Balance_Development|Hearing and Balance]] Week 9 - mesenchyme surrounding membranous labrynth (otic capsule) chondrifies | [[Sensory_-_Hearing_and_Balance_Development|Hearing and Balance]] Week 9 - mesenchyme surrounding membranous labrynth (otic capsule) chondrifies | ||
Revision as of 15:46, 22 July 2010
(Clinical Week 11) This is the beginning of the early fetal period.
Timeline
| Event | ||
| Fetal Period | 
Hearing and Balance Week 9 - mesenchyme surrounding membranous labrynth (otic capsule) chondrifies Smell Embryonic/Fetal transition - localized incomplete lamination of the olfactory bulb[1] | |
| Week 9 - CRL 43 mm, femur length 6 mm
9 weeks CRL 50 mm - genitalia in both sexes look identical[2] uterus - paramesonephric ducts come into apposition with the urorectal septum and begin to fuse |
References
Embryo Week: Week 1 | Week 2 | Week 3 | Week 4 | Week 5 | Week 6 | Week 7 | Week 8 | Week 9
- 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
Glossary Links
- Glossary: A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | Numbers | Symbols | Term Link
Cite this page: Hill, M.A. (2024, May 19) Embryology Week 9. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/Week_9
- © Dr Mark Hill 2024, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G
