Page 630 - Saunders Comprehensive Review For NCLEX-RN

FIG. 20-1 Fetal circulation. Three shunts (ductus venosus, ductus arteriosus, and
foramen ovale) allow most blood from the placenta to bypass the fetal lungs and liver.

Practice Questions

184. The nurse is preparing to teach a prenatal class about fetal circulation. Which
statements should be included in the teaching plan? Select all that apply.
1. “The ductus arteriosus allows blood to bypass the fetal

lungs.”
2. “One vein carries oxygenated blood from the placenta to the
fetus.”
3. “The normal fetal heart beat range is 160 to 180 beats per

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