Template:BGDA Practical 3 - Implantation Interactive: Difference between revisions
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<quiz display=shuffle> | <quiz display=shuffle> | ||
{ | {Which of the following is essential for successful implanatation? | ||
|type="()"} | |type="()"} | ||
- | - a decidual reaction | ||
- transport of the blastocyst to the uterine cavity at the right time | |||
- | - removal of the zona pellucida just before attachment of the blastocyst | ||
- the zona pellucida | - release of Prostaglandin E2 by the endometrial stroma | ||
- | + all of the above are needed | ||
|| | || All of the above are needed! Prostaglandin E2 is an important regulator of human trophoblast invasion, from the underlying stroma that activates other signaling proteins. [https://www.ncbi.nlm.nih.gov/pubmed/29359200 PMID 29359200] | ||
{ | {Diagnostic tests for pregnancy are based mainly on: | ||
|type="()"} | |type="()"} | ||
- | - levels of oestrogens | ||
- | - levels of progesterone | ||
- | - levels of thyroxin | ||
+ | + secretion of human chorionic gonadotrophin (hCG) | ||
- | - secretion of human chorionic somatomammotropin (hCS) | ||
|| | || Secretion of human chorionic gonadotrophin (hCG) | ||
{ | |||
{During implantation of the blastocyst: | |||
|type="()"} | |type="()"} | ||
- usually implants in the posterior wall of the uterus | |||
- | - release substances that cause local changes in the endometrial tissue | ||
- | - attaches itself to the endometrium at its embryonic pole | ||
- | - implantation can occur anywhere within the uterus or uterine tube | ||
+ all the above are correct | |||
|| | || All the above are correct! | ||
{ | {Implantation normally takes place in the: | ||
|type="()"} | |type="()"} | ||
- cervical region | |||
- | - two-thirds lateral uterine tube | ||
- | - body of the uterus, most frequently on the anterior wall | ||
+ body of the uterus, on the posterior wall | |||
- | - peritoneal cavity | ||
|| | || Body of the uterus, on the posterior wall. | ||
</quiz> | </quiz> | ||
|} | |}<noinclude>[[Category:Template]][[Category:Quiz]][[Category:Implantation]]</noinclude> |