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The process that requires energy to accomplish the passage of substances within the
intervillous space is
a. Active transport
b. Diffusion
c. Facilitated diffusion
a. Active transport
, The umbilical vein carries
a. Carbon dioxide from the fetus back to the placenta
b. Deoxygenated blood from the fetus to the placenta
c. Oxygenated blood from the placenta to the fetus
c. Oxygenated blood from the placenta to the fetus
Fetal hypoxia is best described as a condition of
a. Decreased oxygen in the blood
b. Decreased oxygen in the tissue
c. Increased hydrogen ions in the blood
b. Decreased oxygen in the tissue
Stimulation of the PNS causes the FHR to
a. Decrease
b. Increase
c. Remain the same
a. Decrease
Chemoreceptors respond mainly to changes in
a. Blood pressure
b. Hormonal leves
c. Oxygen and CO2 levels
c. Oxygen and CO2 levels
The fetus responses to a significant drop of PO2 by
a. Increasing oxygen consumption
b. Reducing lactic acid production
c. Shifting blood to vital organs
c. Shifting blood to vital organs
Activation of fetal peripheral chemoreceptors results in which FHR change
a. Decrease
b. Increase
c. No change
a. Decrease