Template:GardnerO'Rahilly1968 table 2: Difference between revisions
From Embryology
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! width=350px|Feature | ! width=350px|Feature | ||
! width=150px|Homo stage | ! width=150px|[[Carnegie Stages|Homo stage]] | ||
! width=150px|Gallus stage | ! width=150px|[[Chicken Development|Gallus stage]] | ||
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| Lower limb bud | | Lower limb bud | ||
Revision as of 13:54, 3 October 2017
| Table 2. Comparative sequential development of human knee joint and that of chick embryo | ||
|---|---|---|
| (The data relating to Gallus domesticus are from O’Rahilly & Gardiner, 1956.) | ||
| Feature | Homo stage | Gallus stage |
| Lower limb bud | 13 | 17 |
| Ectodermal thickening and ridge | 13-18 | 18-30 |
| Skeletal chondrification | 18 | 27 |
| Femorofibular proximity | 18-19 | 27 |
| Quadriceps insertion | 18-19 | 27 |
| Tibialis anterior in knee | — | 27 |
| Ambiens in knee | — | 29 |
| Homogeneous interzone | 19-20 | 26 |
| Patellar condensation | 19-20 | 29-30 |
| Intracapsular ligaments, including cruciate and menisci | 19-20 | 30 |
| Embryonic movements | c. 20 | c. early 30’s |
| Three-layered interzone | 21 | ? |
| Chondrification in patella | 21-22 | 36 |
| Diaphysial bone collars | 22-23 | 28-29 |
| Cavitation | 23 | 34 |
