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Unitek OB Exam 1 [CH 3-5] questions with verified solutions 2024/2025
Unitek OB Exam 1 [CH 3-5] questions with verified solutions 2024/2025
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Unitek OB Exam 1 [CH 3-5]A nurse is caring for a client who is at 36 weeks of gestation and has suspected placenta
previa. For which of the following findings should the nurse expect? - ANSA large amount of
bright red vaginal bleeding without pain
A nurse is caring for a client in the prenatal clinic who has a possible ectopic pregnancy at 8
weeks of gestation. Which of the following findings should the nurse expect? - ANSPelvic
pain
A nurse is reinforcing teaching with a client who is at 6 weeks of gestation. The client tells
the nurse that she smokes one pack of cigarettes per day. The nurse should instruct the
client that her newborn is at increased risk for which clinical manifestations? - ANSLow birth
weight
A nurse is preparing to palpate the uterine fundus of a client who is at 22 weeks of gestation
to measure fundal height. At which of the following locations should the nurse expect to find
the fundus? - ANSAt the umbilicus
A nurse is reinforcing teaching with a client who is pregnant about expected changes related
to pregnancy. Which of the following statements by the client indicates an understanding of
the teaching - ANS"It is normal to have a white vaginal discharge"
A nurse is reinforcing teaching about a biophysical profile with a client who is at 40 weeks of
gestation. The nurse should explain that this profile focus on which of the following
parameters [Select all that apply] - ANS- Fetal breathing
- Fetal motion
- Amniotic fluid volume
A nurse is caring for a client who has just learned that she is pregnant. The nurse should
reinforce with the client to call her provider if she experiences any - ANSFacial edema
A nurse is reinforcing teaching about quickening with a client who is at 6 weeks of gestation.
Which of the following information should the nurse include? - ANSQuickening occurs
between the fourth and fifth months of pregnancy
A woman is who at 25 weeks pregnancy asks the nurse what her fetus looks like? What
does the nurse explain is one physical characteristic present in a 25 week old fetus? -
ANSLanugo covering the body
When preparing to teach a class about prenatal development, the nurse would include
information about folic acid supplementation. What is folic acid known to prevent? -
ANSNeural tube defects
, A couple just learned they are expecting their first child and are curious if they are having a
boy or a girl. At what point of development can the couple first expect to see the sex of their
child on ultrasound? - ANS10 weeks gestational age
The vessels comprising the umbilical cord are cushioned and protected by a substance
called - ANSWhartons jelly [Q]
The normal volume of amniotic fluid is approximately ____ at 37 weeks gestation - ANS1000
mL
Fetal development - ANS- Each body cell contains 46 chromosomes, 22 autosomes, and 1
pair of sex chromosomes
- Determines the sex of the fetus
- The 46 chromosomes are the diploid number
Meiosis - ANS- Chromosomes are reduced to half, 23 per chromosomes per cell, and only 1
sex chromosome
- The 23 chromosomes are the haploid number
Fertilization - ANS- Occurs when a sperm penetrates an ovum, restoring the number of
chromosome to 46
- Normally occurs in the outer third of the fallopian tube, near the ovary
- Sperm passes through the cervix and the uterus and into the fallopian tube by flagellar
activity within 5 minutes
Sex determination - ANS- The ovum always gives an X chromosome
- The sperm can carry an X or Y chromosome
- The pH of the female repro tract and estrogen levels affect the survival rate of the sperm
Genetic testing - ANSCan diagnose disorders, predict risk of future disorders, and assist in
reproductive decisions
Tubal transport of the zygote - ANS- Transported from the fallopian tube into the uterus
- During transport, the zygote goes through rapid mitotic division, or cleave
Process of cleavage - ANSBegins with the 2 cells, 4, and then 8 to form a blastomere;
eventually forming a solid ball called the morula
Morula - ANS- Enters the uterus on the 3rd day and floats for 2-4 days
- Forms a cavity with 2 layers
- Inner layer = blastocyst
- Outer layer = trophoblast
Implantation of the zygote - ANS- The zygote implants in the upper section of the posterior
uterine wall
- The cells burrow into the endometrium, at that point it becomes the decidua
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