In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.

Question: What speed of perfusion of a drug should you administer to achieve a plasma equilibrium concentration of 10 mg / L knowing that it has a plasma clearance of 500 mL / h? (continuous perfusion):
Options: <1> 50 mg / h. <2> 5 mL / h. <3> 100 mg / h. <4> 100 mg / mL. <5> 5 mg / h.
5

Question: They send efferent projections from the cerebellar cortex the:
Options: <1> Purkinje cells. <2> Climbing fibers <3> Granular cells. <4> Horizontal cells. <5> Mossy fibers.
1

Question: In the reaction of methoxybenzene with acetic anhydride and aluminum trichloride followed by treatment with an aqueous solution of hydrochloric acid is formed mainly:
Options: <1> 4-methoxybenzoic acid. <2> 1- (4-methoxyphenyl) ethanone. <3> 1- (3-methoxyphenyl) ethanone. <4> 3-methoxybenzoic acid. <5> 4-methoxyphenyl acetate.
2