Changes

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|'''1st month'''|| Attains the consistency resembling shleshma(mucoid character),or jelly mass(kalala) in which all the body parts though present are not conspicuous.  

|'''1st month'''|| Attains the consistency resembling shleshma(mucoid character),or jelly mass(kalala) in which all the body parts though present are not conspicuous.  

1st day-jelly mass(kalala),

 

10th day-buble like(budbuda),

1st day-jelly mass(kalala)

15th day-solid (ghana),

 

20th day-muscle like (mamsa panda),

10th day-buble like(budbuda)

 

15th day-solid (ghana)

 

20th day-muscle like (mamsa panda)

 

25th day-more conspicuous

25th day-more conspicuous

||'''Week 1'''- fertilized oocyte, zygote, pronuclei, morula cell division with reduction in cytoplasmic volume, blastocyst formation of inner and outer cell mass, loss of zona pellucida, free blastocyst, attachment of blastocyst

||'''Week 1'''- fertilized oocyte, zygote, pronuclei, morula cell division with reduction in cytoplasmic volume, blastocyst formation of inner and outer cell mass, loss of zona pellucida, free blastocyst, attachment of blastocyst