Chapter 11- Maternal Adaptations

Question 1

What are the 3 positive signs of pregnancy?

Answer 1

ultrasound verification of embryo or fetus (4-6 weeks)
auscultation of fetal heart tones via doppler (10-12 weeks)
fetal movement felt by experienced clinical (20 weeks)

Question 2

What are some subjective / “presumptive signs” of pregnancy? (9)

Answer 2

4 weeks: amenorrhea
3-4 weeks: breast tenderness
4-14 weeks: nausea and vomiting
6 weeks: breast enlargement
6-12 weeks: urinary frequency
7-12 weeks: uterine enlargement
12 weeks: fatigue
16 weeks: hyperpigmentation of skin
16-20 weeks: fetal movements (quickening)

Question 3

What are some objective/ “probable signs” of pregnancy? (7)

Answer 3

4-12 weeks: positive pregnancy test
5 weeks: Goodell’s sign- softening of the cervix
6-8 weeks: Chadwick’s sign- increased vascularization of the cervix
6-12 weeks: Hegar’s sign
14 weeks: Abdominal enlargement
16-28 weeks: Ballottement
16-28 weeks: Braxton Hicks contractions- no progression

Question 4

What hormone is referred to the “hormone of pregnancy”?

Answer 4

progesterone