Appendix 3
Movement and Learning Patterns of the Unborn Child and
The Development of the Senses
Eye Movements
|
Timing
|
Source |
Slow eye movements first occur.
|
14th week after conception |
Nijhuis/de Vries, p 5; Brinholz, p
679 |
First seen. |
About 14th week after conception |
Inoue, p 172 |
First seen. |
14th - 16th weeks after conception |
Roodenburg, p 33 |
In 9 fetuses studied, the median number
of eye movements at 18 weeks after conception were
25 per hour, increasing to 101 per hour at 34 weeks. |
18th - 34th weeks after conception |
Roodenburg, p 28 |
Rapid eye movements first occur. |
21st week after concpetion |
Nijhuis/de Vries, p 5; Birnholz, p
679 |
|