Chapter 5: Fetal Development(A+ Guaranteed Answers)
Amniotic fluid is produced throughout the pregnancy by the fetal membranes. Amniotic fluid has
four major functions. What is one of these functions?
Medium in which to test organ maturity
Physical protection
Provide fluid to keep the fetus hydrated
Restriction of movement correct answersPhysical protection
When a man ejaculates, his sperm begin a long and arduous journey to fertilize the woman's
ovum. What in the semen produces smooth muscle contractions in the uterus to help the sperm
along on their journey?
Hormones
Testosterone
Prostaglandins
Amino acids correct answersProstaglandins
Many couples attempt to influence the gender of the child they are trying to conceive by using
special sexual positions, eating special food, or having intercourse at specific times. None of
these are factors in the determination of the gender of the conceptus. What has research shown
about gender determination?
Female determines the sex of the conceptus.
There is a 50-50 chance of having a male or a female.
Male gametes carry only Y chromosomes.
Female gametes can have either X or Y chromosomes. correct answersThere is a 50-50 chance of
having a male or a female.
Often, an ectopic pregnancy occurs in one of the woman's fallopian tubes. If undetected, the
growing embryo puts extreme pressure on the tube, dilating it until it finally ruptures.
Hemorrhage then occurs, putting the mother's life at risk. Where does the blood hemorrhage
into?
Uterus
Peritoneal cavity
Rectum
Plural cavity correct answersPeritoneal cavity
On what day during pregnancy does the embryo implant on the uterine surface?
the 14th day of a "typical" menstrual cycle
8 days after ovulation
10 days after the start of the menstrual flow
4 days after ovulation correct answers8 days after ovulation
A pregnant woman undergoing amniocentesis asks her nurse why the baby needs this fluid. What
would be an accurate response from the nurse?
"Amniotic fluid cushions your baby to prevent injury."
"Amniotic fluid provides fetal blood circulation."
, "Amniotic fluid supplies the food your baby needs to grow."
"Amniotic fluid keeps the fetus from moving freely inside it to prevent injury." correct
answers"Amniotic fluid cushions your baby to prevent injury."
A nurse is asked to auscultate the fetal heart sounds in a pregnant client. Which equipment is
most appropriate when auscultating fetal heart sounds at the 12th week?
Doppler
fetoscope
tocodynometer
stethoscope correct answersDoppler
A nursing instructor teaching a maternity course realizes a student needs more instruction upon
overhearing the student make which of the following statements?
"Different sexual positions can determine the sex of the fetus."
"Ingesting certain foods before intercourse has no bearing on the sex of the fetus."
"Some couples mistakenly believe that they can influence the sex of the fetus."
"Timing sex at specific times during the menstrual cycle does not influence fetal gender." correct
answers"Different sexual positions can determine the sex of the fetus."
The nurse explains to a pregnant woman that the germ layers that develop in the embryo and
become different organs and tissues consist of which layers? Select all that apply.
ectoderm
epithelium
mesoderm
endoderm
subcutaneous correct answersectoderm
mesoderm
endoderm
What should the nurse explain to the pregnant client about the importance of the fetal stage of
development?
The fetus is ready to be born.
There can be no damage to the fetus if the mother drinks alcohol at this stage.
Cellular division and implantation occur during this stage of development.
There is additional growth and development of the organs and body systems. correct
answersThere is additional growth and development of the organs and body systems.
A woman comes in for her annual gynecological examination and informs the nurse that she is
going to try and become pregnant. She asks the nurse when the best time in the month is to
become pregnant. What is the best response by the nurse?
"The day after your menstrual cycle ends."
"5 days after your menstrual cycle is to begin."
"3 days before until 2 days after ovulation."
"2 weeks before and 2 weeks after ovulation." correct answers"3 days before until 2 days after
ovulation."
Amniotic fluid is produced throughout the pregnancy by the fetal membranes. Amniotic fluid has
four major functions. What is one of these functions?
Medium in which to test organ maturity
Physical protection
Provide fluid to keep the fetus hydrated
Restriction of movement correct answersPhysical protection
When a man ejaculates, his sperm begin a long and arduous journey to fertilize the woman's
ovum. What in the semen produces smooth muscle contractions in the uterus to help the sperm
along on their journey?
Hormones
Testosterone
Prostaglandins
Amino acids correct answersProstaglandins
Many couples attempt to influence the gender of the child they are trying to conceive by using
special sexual positions, eating special food, or having intercourse at specific times. None of
these are factors in the determination of the gender of the conceptus. What has research shown
about gender determination?
Female determines the sex of the conceptus.
There is a 50-50 chance of having a male or a female.
Male gametes carry only Y chromosomes.
Female gametes can have either X or Y chromosomes. correct answersThere is a 50-50 chance of
having a male or a female.
Often, an ectopic pregnancy occurs in one of the woman's fallopian tubes. If undetected, the
growing embryo puts extreme pressure on the tube, dilating it until it finally ruptures.
Hemorrhage then occurs, putting the mother's life at risk. Where does the blood hemorrhage
into?
Uterus
Peritoneal cavity
Rectum
Plural cavity correct answersPeritoneal cavity
On what day during pregnancy does the embryo implant on the uterine surface?
the 14th day of a "typical" menstrual cycle
8 days after ovulation
10 days after the start of the menstrual flow
4 days after ovulation correct answers8 days after ovulation
A pregnant woman undergoing amniocentesis asks her nurse why the baby needs this fluid. What
would be an accurate response from the nurse?
"Amniotic fluid cushions your baby to prevent injury."
"Amniotic fluid provides fetal blood circulation."
, "Amniotic fluid supplies the food your baby needs to grow."
"Amniotic fluid keeps the fetus from moving freely inside it to prevent injury." correct
answers"Amniotic fluid cushions your baby to prevent injury."
A nurse is asked to auscultate the fetal heart sounds in a pregnant client. Which equipment is
most appropriate when auscultating fetal heart sounds at the 12th week?
Doppler
fetoscope
tocodynometer
stethoscope correct answersDoppler
A nursing instructor teaching a maternity course realizes a student needs more instruction upon
overhearing the student make which of the following statements?
"Different sexual positions can determine the sex of the fetus."
"Ingesting certain foods before intercourse has no bearing on the sex of the fetus."
"Some couples mistakenly believe that they can influence the sex of the fetus."
"Timing sex at specific times during the menstrual cycle does not influence fetal gender." correct
answers"Different sexual positions can determine the sex of the fetus."
The nurse explains to a pregnant woman that the germ layers that develop in the embryo and
become different organs and tissues consist of which layers? Select all that apply.
ectoderm
epithelium
mesoderm
endoderm
subcutaneous correct answersectoderm
mesoderm
endoderm
What should the nurse explain to the pregnant client about the importance of the fetal stage of
development?
The fetus is ready to be born.
There can be no damage to the fetus if the mother drinks alcohol at this stage.
Cellular division and implantation occur during this stage of development.
There is additional growth and development of the organs and body systems. correct
answersThere is additional growth and development of the organs and body systems.
A woman comes in for her annual gynecological examination and informs the nurse that she is
going to try and become pregnant. She asks the nurse when the best time in the month is to
become pregnant. What is the best response by the nurse?
"The day after your menstrual cycle ends."
"5 days after your menstrual cycle is to begin."
"3 days before until 2 days after ovulation."
"2 weeks before and 2 weeks after ovulation." correct answers"3 days before until 2 days after
ovulation."
