You are examining for fetal heart tones with a fetoscope and are unable to hear any. Using a Doptone, you measure the rate as 164. Which gestational age is most likely? A) 8 weeks B) 14 weeks C) 20 weeks D) 26 weeks {Ans: B) 14 weeks With a fetoscope, the fetal heart should be audible starting at about 18 weeks. The Doptone is able to detect this at about 10 weeks. This would put the gestational age at between 10 and 18 weeks.}A 35-year-old bus driver comes to your office for a prenatal visit. She is approximately 28 weeks pregnant and has had no complications. She is complaining only of heartburn and has had no fatigue, headaches, leg swelling, contractions, leakage of fluid, or bleeding. On examination her blood pressure is 142/92 and her urine shows no glucose, protein, or leukocytes. Her weight gain is appropriate, with no large recent increases. Fetal tones are 140 and her uterus measures 32 cm from the pubic bone. Looking back through her chart, you see her prenatal blood pressure was 120/70 and her blood pressures during the first 20 weeks were usually 120 to 130/70 to 80. What type of blood