Naturally acquired passive immunity results from the
A) injection of vaccine.
B) ingestion of interferon.
C) placental transfer of antibodies.
D) absorption of pathogens through mucous membranes.
E) injection of antibodies.

Question

Quizplus · Accepted Answer

Placental transfer of antibodies is a form of naturally acquired passive immunity that occurs when antibodies are passed from a mother to her fetus through the placenta. This type of immunity provides the newborn with temporary protection against diseases to which the mother has developed immunity.

Naturally Acquired Passive Immunity Results from the