FTM 77 - Early Embryology Flashcards Preview

BPM1 Exam 2 - Foundations to Medicine 2 > FTM 77 - Early Embryology > Flashcards

Flashcards in FTM 77 - Early Embryology Deck (24)
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1
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2
Q

Discuss what occurs from the moment the spern nucleus enters the cytoplasm of the oocyte to moment a zygote forms

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3
Q

What is the normal site of egg fertilization?

A

Ampulla of Fallopian tube

4
Q

Discuss the cleavage phase of week 1

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5
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6
Q

Discuss the blastocyst formation phase of week 1

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7
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8
Q

Discuss what forms during the implantation phase

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9
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10
Q

What are the main events occuring in week 2

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Completion of implantation

Beginning of primordial uteroplacental circulation

Fomation of the bilaminar disc and two cavities

11
Q

What occurs during the completion of implantation?

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12
Q

What are the signs, symptoms, causes, sequelae, and treatment of an ectopic pregnancy?

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13
Q

Discuss the events of the embryoblast bilaminar disc formation

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14
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15
Q

Discuss the events of the chorion and umbilical vesicle formation

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16
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17
Q

Discuss the development of chorionic villi

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18
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19
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20
Q

What is the clinical importance of the chorionic villi

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21
Q

Describe how the uteroplacental circulation begins to form

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22
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23
Q

What are the three major cavities that form during the second week?

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24
Q

What is gastrulation and when does it begin?

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A phase early in the embryonic development of most animals during which the single-layered blastula is reorganized into a trilaminar (three-layered) structure known as the gastrula. These three germ layers are known as the ectoderm, mesoderm, and endoderm. In humans this begins in week three