general embryology quiz for block 2 exam Dr.Youssef Shoukry

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The primitive streak develops in which layer of embryonic disc?

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. Which of the following is derived from somites:

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An umbilical cord attached to the margin of placenta is called:

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The number of somlres during the 22nd day is:

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Nucleus pulposus of intervertebral disc develops from the:

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The arteries. veins and lymphatic channels develop from:

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Amniotic cavity is temporarily connected to yolk sac cavity via:

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All the following are parts of the intraembryonic mesoderm EXCEPT:

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. Mesoderm is absent in:

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Which of the following abnormalities of the placenta is due to an abnormality in implantation?

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As regards the twins, choose the INCORRECTstatement:

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The Intervillous spaces contain:

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At the caudal end of the primitive streak, ectoderm & endoderm meet at the:

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) All of the following are derivatives of the surface ectoderm except:

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) All of the following anomalies might be fatal to the embryo except:

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Regarding the amnion, all of the following are true except:

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All are the contents of the umbilical cord at birth except:

1

Down’s syndrome is due to:

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chromosomal formula of turner syndrome is

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The visceral layer of the lateral plate mesoderm forms which of the following:
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Quiz on general embryology quiz for block 2 exam Dr.Youssef Shoukry, created by youssef shoukry on 17/11/2018.

general embryology quiz for block 2 exam Dr.Youssef Shoukry

general embryology quiz for block 2 exam Dr.Youssef Shoukry

The primitive streak develops in which layer of embryonic disc?

. Which of the following is derived from somites:

An umbilical cord attached to the margin of placenta is called:

The number of somlres during the 22nd day is:

Nucleus pulposus of intervertebral disc develops from the:

The arteries. veins and lymphatic channels develop from:

Amniotic cavity is temporarily connected to yolk sac cavity via:

All the following are parts of the intraembryonic mesoderm EXCEPT:

. Mesoderm is absent in:

Which of the following abnormalities of the placenta is due to an abnormality in implantation?

As regards the twins, choose the INCORRECTstatement:

The Intervillous spaces contain:

At the caudal end of the primitive streak, ectoderm & endoderm meet at the:

) All of the following are derivatives of the surface ectoderm except:

) All of the following anomalies might be fatal to the embryo except:

Regarding the amnion, all of the following are true except:

All are the contents of the umbilical cord at birth except:

Down’s syndrome is due to:

chromosomal formula of turner syndrome is

The visceral layer of the lateral plate mesoderm forms which of the following:
(