OB midterm 2022 questions with correct answers

Physiologic changes in pregnancy Correct Answer-every change has either maintenance of the pregnancy, the development of the fetus, or preparation for the labor and birth as its basis and is protective of the mother and fetus. increased cardiac output by 30%-50% = Correct Answer-increased heart rate of 15-20 bpm (reaches a peak at 25-30weeks) increased blood volume by 40%-50% = Correct Answer-hypervolemia of pregnancy - to support uteroplacental demands and maintenance of pregnancy the heart enlarges slightly as a result of? Correct Answer-hypervolemia and increased cardiac output hemoglobin: Correct Answer-11.0-13.0 hematocrit: Correct Answer-33%-39% there is a surge in ____ levels 12-36 hours before ovulation Correct Answer-LH there is a decrease in _______ levels and an increase in ______ levels before the LH surge Correct Answer-estrogen, progesterone what causes the temp to go up? Correct Answer-progesterone estrogen Correct Answer-- facilitates uterine a