2010 BGD Practical 12 - Embryo to Fetus
- Week 8 Stage 23
- Week 10 Fetus
BGD Cycle A 2010 Audio - Dr Mark Hill Monday 17th May 2010 3-5pm G2G4.
Week 8 Stage 22
|Week 8, 54 - 56 days, 23 - 28 mm
Mesoderm: heart prominence, ossification continues
Head: nose, eye, external acoustic meatus
Body:straightening of trunk, heart, liver, umbilical cord
Limb: upper limbs longer and bent at elbow, foot plate with webbed digits, wrist, hand plate with separated digits
Straightening of trunk, pigmented eye, eyelid, nose, external acoustic meatus, ear auricle, scalp vascular plexus, separated digits (fingers), thigh, ankle, umbilical cord
Now examine selected regions of the Stage 22 embryo and their overall development in the 3D animations.
Week 8 Stage 23
|Week 8, 56 - 60 days, 27 - 31 mm
scalp vascular plexus, eylid, eye, nose, auricle of external ear, mouth, sholder, arm, elbow, wrist, toes separated, sole of foot, umbilical cord
Mesoderm: ossification continues
Head: eyelids, external ears, rounded head
Body: straightening of trunk, intestines herniated at umbilicus
Limbs: hands and feet turned inward
Week 10 Fetus (40mm)
There are 4 sections taken in the sagittal plane (moving from the right at Plane A towards the midline at Plane D). Click on the small images (or the text below) to open the linked large image pages.
Fetus (week 10) Planes A (most lateral), B (lateral), C (medial) and D (midline) from lateral towards the midline.
- Large Images - midline
- Image Source: UNSW Embryology, no reproduction without permission.
- 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
- 2010 BGD: Lecture 1 | Lecture 2 | Practical 3 | Practical 6 | Practical 12
Cite this page: Hill, M.A. (2020, October 22) Embryology 2010 BGD Practical 12 - Embryo to Fetus. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/2010_BGD_Practical_12_-_Embryo_to_Fetus
- © Dr Mark Hill 2020, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G