Answer to Question 1
4
Rationale: Fetal movement, called quickening, is not perceived until the second trimester. Be-tween 16 and 20 weeks' gestation, the expectant client first notices subtle fetal movements that gradually increase in intensity.
Answer to Question 2
2
Rationale: Quickening is fetal movement and is not perceived until the second trimester. Be-tween 16 and 20 weeks' gestation, the expectant client first notices subtle fetal movements that gradually increase in intensity. A soft blowing sound that corresponds to the maternal pulse may be auscultated over the uterus, known as uterine souffl. This sound is caused by the blood cir-culation to the placenta and corresponds to the maternal pulse. Braxton Hicks contractions are irregular painless contractions that occur throughout pregnancy, although many expectant moth-ers do not notice them until the third trimester. A thinning of the lower uterine segment occurs at about 6 weeks' of gestation and is called Hegar's sign.