Complete Solutions
During the 2nd trimester of pregnancy, a woman may choose to have a serum alpha-fetoprotein
(AFP) level drawn. An AFP is a screening tool for which a low level may be associated
with Down's syndrome and other chromosomal abnormalities.
As pregnancy progresses, the effect of hormones produced by the placenta results in a decrease
in the mother's ability to use insulin. Which of the following is also an effect of maternal
hormones during pregnancy? An increase in the maternal demand for insulin
Which fetal structure provides nutrients to the fetus until the placenta is fully functioning?
yolk sac
Mrs. McKenzie has arrived for a routine prenatal visit. She is 34 weeks pregnant and is
complaining of heartburn and constipation. Her vital signs, fetal heart rate, and deep tendon
reflexes are normal. You recognize that her complaints may be due to a/an decrease in
gastric smooth muscle tone and motility caused by increasing maternal hormones.
An essential component of prenatal health assessment is the determination of the pregnant
woman's vital signs. Which of the following is an expected change in vital signs during
pregnancy? An increase in the respiratory rate and a heighted awareness to breathe as
pregnancy progresses