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Author Question: The most basic information a maternity nurse should have concerning conception is: 1. ova are ... (Read 105 times)

javeds

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The most basic information a maternity nurse should have concerning conception is:
 
  1. ova are considered fertile 48 to 72 hours after ovulation.
  2. sperm remain viable within the woman's reproductive system for an average of 12 to 24 hours.
  3. conception is achieved when a sperm successfully penetrates the membrane sur-rounding the ovum.
  4. implantation in the endometrium occurs 6 to 10 days after conception.

Question 2

Concerning all the factors influencing fetal development, nurses should be aware that:
 
  1. all congenital disorders are inherited.
  2. teratogens are rogue genes.
  3. environmental substances or exposures that result in disability have their greatest effect from days 15 to 60 of fetal growth.
  4. malnutrition during pregnancy produces low-weight newborns but does not affect brain development.



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leahchrapun

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Answer to Question 1

4
1. Incorrect. Ova are considered fertile for about 24 hours after ovulation.
2. Incorrect. Sperm remain viable within the woman's reproductive system for an average of 2 to 3 days.
3. Incorrect. The penetration of the ovum by the sperm is fertilization. Conception occurs when the zygote, the first cell of the new individual, is formed.
4. Correct. After implantation the endometrium is called the decidua.

Answer to Question 2

3
1. Incorrect. Congenital means that the condition was present at birth; some congenital malformations are the result of environmental factors (teratogens).
2. Incorrect. Teratogens are environmental substances or exposures that result in functional or structural disability.
3. Correct. Teratogens have their greatest effect during periods of rapid differentiation.
4. Incorrect. Malnutrition during pregnancy can affect brain development, particularly dur-ing the latter half of gestation.




javeds

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Reply 2 on: Jun 27, 2018
:D TYSM


ultraflyy23

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Reply 3 on: Yesterday
Wow, this really help

 

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