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NUR 148 ( LATEST 2024 / 2025 ) CHP 12 CONCEPTION AND FETAL DEVELOPMENT | WITH 100% VERIFIED ANSWERS $17.99   Add to cart

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NUR 148 ( LATEST 2024 / 2025 ) CHP 12 CONCEPTION AND FETAL DEVELOPMENT | WITH 100% VERIFIED ANSWERS

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NUR 148 ( LATEST 2024 / 2025 ) CHP 12 CONCEPTION AND FETAL DEVELOPMENT | WITH 100% VERIFIED ANSWERS

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  • October 18, 2024
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  • 2024/2025
  • Exam (elaborations)
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  • NUR 148 Chp 12 Conception and Fetal Development
  • NUR 148 Chp 12 Conception and Fetal Development
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NUR 148 Chp 12 Conception and Fetal
Development

1. takes sperm to get to the ovum

Answer
btwn 5 mins and 6 hrs

2. once fertilization occurs, no other sperm can...
Answer
enter the egg (usually)


3. Fertilized egg
Answer
zygote

4. Solid ball of cells
Answer
morula

5. at day 4, the fertilized egg is...
Answer
separating into a fluid-filled cavity and a cellular mass. fertilized egg is now called a blastocyst

6. implantation of blastocyst into endometrium occurs...
Answer
7-10 days after conception

7. implantation bleeding due to erosion of...
Answer
endometrial blood vessels

, 8. trophoblastic cells of blastocyst secrete enzymes which allows...
Answer
blastocyst to burrow into the endometrium

9. decidua
Answer
what the endometrium is called after implantation


10. chorionic villi
Answer
develop from the trophoblast, grow into blood-filled spaces of decidua

11. chorionic villi become the...
Answer
placenta

12. fxn of chorionic villi
Answer
they are vascular, they obtain nutrients and oxygen from the maternal blood stream, they also
dispose of embryonic/fetal waste and CO2

13. there is a one-cell thick membrane separating...
Answer
maternal and fetal blood and allows passage of molecules btwn the 2

14. conception occurs...
Answer
2 weeks after the LMP

15. the post-conception age (fetal age) is...
Answer
2 weeks less than gestation age (bc ovulation starts mid-cycle at 14 days which is 2 wks)

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