Maternity Chapter 12 (Conception and Fetal
Development) ||All Accurately solved.
Which of the following are functions of amniotic fluid? (select all that apply)
A. Permit symmetrical external growth and development of the embryo
B. provides the circulatory pathway from the placenta to the fetus
C. Act as a cushion to protect the embryo against mechanical injury
D. Help control the embryo's temperature
E. Acts as a means of metabolic and nutrient exchange
F. Provide fluid for analysis to determine fetal health and maturity correct answersA, C, D, F
Which of the following is a means of metabolic and nutrient exchange between the embryonic
and maternal circulation?
A. amniotic fluid
B. the placenta
C. the umbilical cord
D. uterus correct answersB. the placenta
Which of the following provides the circulatory pathway from the placenta to the fetus?
A. amniotic fluid
B. the placenta
C. the umbilical cord
D. uterus correct answersC. the umbilical cord
True or false: the umbilical cord has 2 veins and 1 artery. correct answersFalse: the umbilical
cord has 1 vein and 2 arteries (remember acronym AVA)
The umbilical ______ carry deoxygenated blood from the fetus to the mother.
A. veins
B. arteries
C. pathways correct answersB. arteries
The umbilical _______ carries oxygenated blood from the mother to the fetus.
A. vein
B. artery
C. pathway correct answersA. vein
During an ultrasound, the ultrasound technician sees 2 embryos that each have their own amnion
but share the same chorion. The ultrasound tech informs the expecting mother that she is
pregnant with:
A. fraternal twins
B. dichorionic-diamniotic twins
C. monochorionic-diamniotic twins
D. monochorionic-monoamniotic twins correct answersC. monochorionic-diamniotic twins
, During an ultrasound, the ultrasound technician sees 2 embryos that share an amnion and a
chorion. The ultrasound tech informs the expecting mother that she is pregnant with:
A. fraternal twins
B. dichorionic-diamniotic twins
C. monochorionic-diamniotic twins
D. monochorionic-monoamniotic twins correct answersD. monochorionic-monoamniotic twins
What is a major complication associated with monochorionic-monoamniotic twins? correct
answersumbilical cords getting tangled and risk of death in utero
A mother is pregnant with twins: one boy and one girl. Which type of twins could she be
pregnant with? (select all that apply)
A. dizygotic twins
B. monozygotic twins
C. Monochorionic-diamniotic twins
D. Monochorionic-monoamniotic twins correct answersA. dizygotic twins
Rationale: only dizygotic (fraternal) twins can be different genders.
At which gestational week(s) can the fetal heart rate be heard by an ultrasound device? correct
answers8 to 12 weeks
At which gestational week(s) does the fetal heart begin to beat? correct answers4 weeks
At which gestational week(s) does the fetus begin to move? correct answers12 weeks
At which gestational week(s) does the fetus begin to open and close his eyes? correct answers28
weeks
At which gestational week(s) do fetal respiratory movements begin? correct answers24 weeks
At which gestational week(s) can the baby's sex be seen? correct answers16 weeks
By which gestational week are all of the fetus's body organs formed? correct answers8 weeks
At which gestational week(s) does the mother feel movement (quickening)? correct answers20
weeks
At which gestational week(s) is surfactant formed? correct answers28 weeks
By which gestational week does the fetus have fingernails and toenails? correct answers32 weeks
At which gestational week(s) does the baby get antibodies from the mother? correct answers38+
weeks
How often should breast self examinations (BSE) be performed?
A. once a week
Development) ||All Accurately solved.
Which of the following are functions of amniotic fluid? (select all that apply)
A. Permit symmetrical external growth and development of the embryo
B. provides the circulatory pathway from the placenta to the fetus
C. Act as a cushion to protect the embryo against mechanical injury
D. Help control the embryo's temperature
E. Acts as a means of metabolic and nutrient exchange
F. Provide fluid for analysis to determine fetal health and maturity correct answersA, C, D, F
Which of the following is a means of metabolic and nutrient exchange between the embryonic
and maternal circulation?
A. amniotic fluid
B. the placenta
C. the umbilical cord
D. uterus correct answersB. the placenta
Which of the following provides the circulatory pathway from the placenta to the fetus?
A. amniotic fluid
B. the placenta
C. the umbilical cord
D. uterus correct answersC. the umbilical cord
True or false: the umbilical cord has 2 veins and 1 artery. correct answersFalse: the umbilical
cord has 1 vein and 2 arteries (remember acronym AVA)
The umbilical ______ carry deoxygenated blood from the fetus to the mother.
A. veins
B. arteries
C. pathways correct answersB. arteries
The umbilical _______ carries oxygenated blood from the mother to the fetus.
A. vein
B. artery
C. pathway correct answersA. vein
During an ultrasound, the ultrasound technician sees 2 embryos that each have their own amnion
but share the same chorion. The ultrasound tech informs the expecting mother that she is
pregnant with:
A. fraternal twins
B. dichorionic-diamniotic twins
C. monochorionic-diamniotic twins
D. monochorionic-monoamniotic twins correct answersC. monochorionic-diamniotic twins
, During an ultrasound, the ultrasound technician sees 2 embryos that share an amnion and a
chorion. The ultrasound tech informs the expecting mother that she is pregnant with:
A. fraternal twins
B. dichorionic-diamniotic twins
C. monochorionic-diamniotic twins
D. monochorionic-monoamniotic twins correct answersD. monochorionic-monoamniotic twins
What is a major complication associated with monochorionic-monoamniotic twins? correct
answersumbilical cords getting tangled and risk of death in utero
A mother is pregnant with twins: one boy and one girl. Which type of twins could she be
pregnant with? (select all that apply)
A. dizygotic twins
B. monozygotic twins
C. Monochorionic-diamniotic twins
D. Monochorionic-monoamniotic twins correct answersA. dizygotic twins
Rationale: only dizygotic (fraternal) twins can be different genders.
At which gestational week(s) can the fetal heart rate be heard by an ultrasound device? correct
answers8 to 12 weeks
At which gestational week(s) does the fetal heart begin to beat? correct answers4 weeks
At which gestational week(s) does the fetus begin to move? correct answers12 weeks
At which gestational week(s) does the fetus begin to open and close his eyes? correct answers28
weeks
At which gestational week(s) do fetal respiratory movements begin? correct answers24 weeks
At which gestational week(s) can the baby's sex be seen? correct answers16 weeks
By which gestational week are all of the fetus's body organs formed? correct answers8 weeks
At which gestational week(s) does the mother feel movement (quickening)? correct answers20
weeks
At which gestational week(s) is surfactant formed? correct answers28 weeks
By which gestational week does the fetus have fingernails and toenails? correct answers32 weeks
At which gestational week(s) does the baby get antibodies from the mother? correct answers38+
weeks
How often should breast self examinations (BSE) be performed?
A. once a week
