A nurse is assessing a 40-year old primigravida who is an ...

[kellyjaisingh]

A nurse is assessing a 40-year old primigravida who is an insulin-dependent diabetic and who smokes. What does the nurse understand about these conditions related to prenatal screening tests?
 
  A.
  Second-trimester markers will be affected but not third-trimester markers.
  B.
  The presence of nicotine invalidates the results of most screening tests.
  C.
  The woman will have an overall effect of a higher inhibin level.
  D.
  There is no significant effect on prenatal screening test results.

Question 2

A nurse is counseling a 40-year-old woman about her risks of giving birth to a child with Down syndrome. What information does the nurse provide?
 
  A.
  The risk doesn't go up until you are over 45.
  B.
  The risk is less than 1 in 1,000.
  C.
  The risk is about 1 in 85.
  D.
  The risk is about 1 in 20.

[princessflame2016]

Answer to Question 1

ANS: C
Inhibin levels are increased by about 60 in women who smoke and decreased by about 12 in insulin-dependent diabetics. The overall effect will be an increased inhibin level.

Answer to Question 2

ANS: C
A woman's risk of having a baby with Down syndrome is approximately 1:85 at age 40.

[kellyjaisingh]

TYSM

[raenoj]

Excellent