NUR 335 OB Exam #1 Questions And Answers With
Verified Tests
what is the function of the placenta? ANS Metabolic and gas exchange;
Hormone production
How are fetal waste products and CO2 transferred in the placenta? ANS They are transferred from the
fetal blood into the maternal blood sinuses by diffusion
What is the amniotic fluid composed of? ANS clear in color; composed of mostly water; contains:
proteins, lipids, carbohydrates, electrolytes, fetal cells, lanugo, and vernix caseosa
How is the amniotic fluids produced in the 1st trimester? ANS during the 1st trimester it is produced
from the amniotic membrane
How is the amniotic fluid produced in the 2nd and 3rd trimester? ANS it is produced by the babies
kidneys
What does the amniotic fluid do for the baby? ANS acts as a cushion, allows for movement, and
provides consistent thermal environment
What is the umbilical cord composed of? ANS 2 arties (carries DEoxygenated blood) and 1 vein
(carries OXYGENATED blood)
What is the vernix caseosa in the amniotic fluid? ANS a chunky white coating that acts as a barrier
What happens when the foramen ovale/ ductus arteriosus does not close? ANS if it does not close,
you could hear a murmur
what does wharton's jelly do in the umbilical cord? ANS protects cord from compression
, What is infertility? ANS inability to conceive and maintain a pregnancy after 12 months (6 months
for woman older than 35 years of age) of unprotected intercourse
Is the male or female at fault for infertility? ANS 1/3 female caused, 1/3 male caused, 1/3
combination
What causes infertility in males? ANS low levels of LH, FSH, and testosterone
What is spermogenesis? ANS mature sperm formed, gonadotoxins affect development of mature
sperm, high temperatures harm sperm development
What causes decrease in sperm activity and motility? ANS sperm antibodies (activity) and sperm
transport (motility)
What causes ovulatory dysfunction? ANS irregular or absent ovulation
Tubal and pelvic pathology that can lead to infertility? ANS damage to Fallopian tube,
endometriosis,uterine fibroids (narrowing of uterine cavity)
what therapeutic interventions can be done to improve infertility? ANS nutritional/diet changes,
exercise, stress management, acupuncture, medication therapy
what nursing interventions can be done for couples experiencing interventions? ANS explain role of
genetic counselor, reproductive specialist, geneticist, pharmacist in providing psycho social and medical
care; provide information on assisted reproductive therapies
What is Naegele's rule? ANS it is used to calculate the due date:
1st day of LMP-3months+7days=due date
What is the estimated due date for a pregnant women with a LMP on april 7th? ANS April 7th-3
months=February 7th; February 7th + 7 days= February 14th
Verified Tests
what is the function of the placenta? ANS Metabolic and gas exchange;
Hormone production
How are fetal waste products and CO2 transferred in the placenta? ANS They are transferred from the
fetal blood into the maternal blood sinuses by diffusion
What is the amniotic fluid composed of? ANS clear in color; composed of mostly water; contains:
proteins, lipids, carbohydrates, electrolytes, fetal cells, lanugo, and vernix caseosa
How is the amniotic fluids produced in the 1st trimester? ANS during the 1st trimester it is produced
from the amniotic membrane
How is the amniotic fluid produced in the 2nd and 3rd trimester? ANS it is produced by the babies
kidneys
What does the amniotic fluid do for the baby? ANS acts as a cushion, allows for movement, and
provides consistent thermal environment
What is the umbilical cord composed of? ANS 2 arties (carries DEoxygenated blood) and 1 vein
(carries OXYGENATED blood)
What is the vernix caseosa in the amniotic fluid? ANS a chunky white coating that acts as a barrier
What happens when the foramen ovale/ ductus arteriosus does not close? ANS if it does not close,
you could hear a murmur
what does wharton's jelly do in the umbilical cord? ANS protects cord from compression
, What is infertility? ANS inability to conceive and maintain a pregnancy after 12 months (6 months
for woman older than 35 years of age) of unprotected intercourse
Is the male or female at fault for infertility? ANS 1/3 female caused, 1/3 male caused, 1/3
combination
What causes infertility in males? ANS low levels of LH, FSH, and testosterone
What is spermogenesis? ANS mature sperm formed, gonadotoxins affect development of mature
sperm, high temperatures harm sperm development
What causes decrease in sperm activity and motility? ANS sperm antibodies (activity) and sperm
transport (motility)
What causes ovulatory dysfunction? ANS irregular or absent ovulation
Tubal and pelvic pathology that can lead to infertility? ANS damage to Fallopian tube,
endometriosis,uterine fibroids (narrowing of uterine cavity)
what therapeutic interventions can be done to improve infertility? ANS nutritional/diet changes,
exercise, stress management, acupuncture, medication therapy
what nursing interventions can be done for couples experiencing interventions? ANS explain role of
genetic counselor, reproductive specialist, geneticist, pharmacist in providing psycho social and medical
care; provide information on assisted reproductive therapies
What is Naegele's rule? ANS it is used to calculate the due date:
1st day of LMP-3months+7days=due date
What is the estimated due date for a pregnant women with a LMP on april 7th? ANS April 7th-3
months=February 7th; February 7th + 7 days= February 14th
