When the nutrient concentration in the fetal blood is greater than the nutrient concentration in the maternal blood, nutrients will likely be transferred against the concentration gradient via:
a. passive diffusion.
b. facilitated diffusion.
c. active transport.
d. pinocytosis.
e. exocytosis.
Question 2
Which of the following is a major function of the placenta?
a. Hormone and enzyme production
b. Nutrient and gas exchange between mother and fetus
c. Removal of waste products from the fetus
d. Barrier to drugs and alcohol
e. a, b, and c
f. all of the above
Fetal Circulation Diagram
Facial Malformations in Fetal Alcohol Syndrome
Physiological Factors Affecting Blood Pressure
Iron-deficient red blood cells.
Velocity of Blood Flow
Ectoparasitic ticks attached to and sucking blood from a finch.