Obstetrics: Pregnancy Overview

Term
1 / 14
embryo: week 1-week 10

fetus: week 11-birth

neonate: postpartum/after delivery
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Terms in this set (14)
embryo: week 1-week 10

fetus: week 11-birth

neonate: postpartum/after delivery
What is the difference between an embryo, fetus, and neonate?
T1: week 1-week 13 (first 3 months)

T2: week 14-week 27 (3 month-6 month)

T3: week 28-birth (6 months-9 months)
What are the different trimesters of pregnancy?
Pre-term - anything before 37 weeks

Term Delivery- 37 weeks gestation +

Early Term - 37-38 weeks gestation
Full Term - 39-40 weeks gestation
Late Term - 41-42 weeks gestation
What is the earliest point of gestation that is considered a term delivery? Explain the difference between early term, preterm, full term, and late term.
spontaneous abortion (early preg loss)
- loss of fetus before 20 weeks

Still birth:
- loss of fetus from 20 weeks+
What is the difference between spontaneous abortion and stillbirth?
fetus is viable at 24 weeks + gestation

fetus is not viable before 24 weeks gestation
If a mother goes into pre-term labor, how far along does she need to be for the fetus to be viable?
EDD = LMP + 7 days - 3 months + 1 year


Feb 3rd 2021
A 15-year-old girl comes to the office for evaluation of amenorrhea. She reports that her last regular period started on April 26, 2020. On May 8, she experienced vaginal bleeding that lasted for one day. She had receptive vaginal intercourse with a male partner on May 9. Using Naegle's rule, what is her estimated due date?
EDD = LMP + 7 days - 3 months + 1 year

Aug 27 2020
A 19-year-old G0 presents to the clinic as a new patient complaining of nausea, vomiting, and malaise. She states that her last period was 11/20/2019. She is sexually active with multiple partners and uses condoms for contraception intermittently. Her last sexual encounter was on 12/25/19, but she states that she had more than 15 partners in the past 2 months. An office pregnancy test confirms that she is pregnant. Assuming regular periods, what is her estimated due date?
human placental lactogen (hPL)

hPL also causes increased resistance to insulin which causes hyperglycemia and hyperinsulinemia
- hPL increases glucose and AA availability to fetus
induction of lipolysis and protein synthesis leading to a constant nutrient supply to the fetus is the function for what hormone?
Schedule for a 2-week follow-up

until week 28 - schedule every 4 weeks

week 28 - 34 - schedule every 2 weeks

week 35+ - schedule every week
A 23-year-old G1P0 woman at 32 weeks gestation is in the office for an antenatal visit. Her pregnancy is a low-risk pregnancy. Which of the following is the correct patient education regarding the scheduling of her next appointment?
11 g/dL
A hemoglobin value below which of the following is indicative of anemia in an obstetric patient?
Gravida = # of pregnancies (regardless of outcome) Para = # of deliveries at 20 weeks + (does not include sp abortion) G6P3A 38-year-old woman comes to the office to initiate prenatal care after missing her period 5 weeks ago and having a positive home pregnancy test. Her past obstetric history includes the following: -Pregnancy 1: elective termination at 8 weeks gestation -Pregnancy 2: delivery of live infant male at 40+2 weeks -Pregnancy 3: delivery of live infant female at 38 weeks -Pregnancy 4: spontaneous abortion at 10 weeks -Pregnancy 5: delivery of live infant twins at 37+2 weeks Use the gravida-para shorthand to record her obstetric history.13 weeksWhen in gestation is human chorionic gonadotropin level the highest in a normally progressing pregnancy?should have 1st appointment by 10 weeks gestation 1st appt - 27 + 6 weeks = see every 4 weeks (T1 and T2) 28-34 weeks = see every 2 weeks (T3) 35 weeks + = see every week (T3)When should a pregnant patient have their first prenatal appointment by? How often should you see the patient after if the pregnancy is low risk?2 weeks after LMPWhen is conception?