It Is Estimated That More Than 90% of Americans Get

Multiple Choice

It is estimated that more than 90% of Americans get a daily dose of caffeine from coffee, sodas, tea, or ʺenergyʺ drinks. Excessive caffeine intake can result in difficulty sleeping, jitteriness, and anxiety. It can also cause increased urination, which can lead to dehydration. Based on your knowledge of urinary systems and on the information provided in this scenario, which of the following explains the effects of caffeine?

A) Caffeine decreases the amount of renin in the blood.
B) Caffeine increases the amount of ADH in the blood.
C) Caffeine decreases the amount of ADH in the blood.
D) Caffeine increases the amount of erythropoietin in the blood.