Clients who need to be on antibiotics for a prolonged period of time may be at an increased risk of vitamin K deficiency. Why is this?
A) Antibiotics impair vitamin K absorption from foods.
B) Antibiotics kill intestinal bacteria that produce vitamin K.
C) Antibiotics cause loss of appetite, which lowers vitamin K intake.
D) Antibiotics inactivate vitamin K in the liver.
B
Feedback:
Vitamin K occurs naturally in two forms: One is found in plants, and the other is synthesized in the intestinal tract by bacteria. These intestinal tract bacteria can be killed by the antibiotics, resulting in a shortage or deficiency of vitamin K.
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