The nurse administers vitamin K to the newborn for what reason?
a. Most mothers have a diet deficient in vitamin K, which results in the infant's
being deficient.
b. Vitamin K prevents the synthesis of prothrombin in the liver and must be given by
injection.
c. Bacteria that synthesize vitamin K are not present in the newborn's intestinal tract.
d. The supply of vitamin K is inadequate for at least 3 to 4 months, and the newborn
must be supplemented.
C
Feedback
A Vitamin K is provided because the newborn does not have the intestinal flora to
produce this vitamin for the first week. The maternal diet has no bearing on the
amount of vitamin K found in the newborn.
B Vitamin K promotes the formation of clotting factors in the liver and is used for
the prevention and treatment of hemorrhagic disease in the newborn.
C This is an accurate statement.
D Vitamin K is not produced in the intestinal tract of the newborn until after
microorganisms are introduced. By day 8, normal newborns are able to produce
their own vitamin K.
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