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cloveb cloveb
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7 years ago
Each of the following sentences sequentially identifies key events that occur within the female reproductive system during pregnancy. Provide the most appropriate term / phrase / number for each of the missing spaces in the attached table. (2015 Exam)

The gestation period is the time of development from fertilization to birth and can be divided into three ____.

Beginning with fertilization, this stage is when one sperm cell penetrates a secondary occyte enabling the formation of a single diploid nucleus that contains a total of ____ chromosomes. This process normally occurs within the ____ 12 to 24 hours after ovulation. Then from fertilization until the eighth week of development the developing human is called an ___. During the first few days of this eight week period blastocyst formation occurs followed by ____. Following on from this the embryonic disc, amnion and yolk sac, maternal sinusoids and the ____ are developed. One of the major events that occur three weeks after fertilization is the development of the ____, which serves as the site of nutrient and waste exchange between the mother and developing fetus. The fourth to eighth week of development are very significant in embryonic development as ____ appear, however it isn’t until the ninth week that they begin to differentiate. Following a 38 to 40 week gestation period, the fetus is expelled from the uterus through the vagina in a process known as parturition, labor or giving birth. True labor can be divided into three stages, the first of which is characterized by regular contractions of the ____, rupturing of the amniotic sac and complete dilation of the ____.
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bolbolbolbol
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cloveb Author
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7 years ago
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