File:Early zygote labelled.jpg: Difference between revisions

From Embryology
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This is described as an early human zygote as the male and female pronuclei have not yet combined to form a single nucleus.
This is described as an early human zygote as the male and female pronuclei have not yet combined to form a single nucleus.


At this stage ''in vivo''
At this stage ''in vivo'':
* there would still be granulosa cells and spermatozoa attached to the zone pellucida.
* there would still be granulosa cells and spermatozoa attached to the zone pellucida.
* the zygote floats freely within the uterine tube.
* the zygote floats freely within the uterine tube.

Revision as of 11:53, 10 March 2012

Early Zygote (labelled)

This is described as an early human zygote as the male and female pronuclei have not yet combined to form a single nucleus.

At this stage in vivo:

  • there would still be granulosa cells and spermatozoa attached to the zone pellucida.
  • the zygote floats freely within the uterine tube.


About Carnegie Stages 1

Facts: Week 1, size 0.1 - 0.15 mm (100 - 150 microns)

Features: zygote, fertilized oocyte, pronuclei, polar bodies, zona pellucida

Links: Carnegie stage 1 | Image - Early zygote | Image - Early zygote labelled


Image Source: UNSW Embryology http://embryology.med.unsw.edu.au/wwwhuman/Stages/Stage1.htm

File history

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Date/TimeThumbnailDimensionsUserComment
current11:47, 10 March 2012Thumbnail for version as of 11:47, 10 March 2012500 × 441 (29 KB)Z8600021 (talk | contribs)increase image size
13:28, 20 July 2010Thumbnail for version as of 13:28, 20 July 2010216 × 191 (8 KB)S8600021 (talk | contribs)==Early Zygote (labelled)== About Carnegie Stages 1 Facts: Week 1, size 0.1-0.15 mm Features: zygote, fertilized oocyte, pronuclei, polar bodies, zona pellucida Related Images: Early zygote | Image Source: UNSW Embryology ht