Detailed Instructions: 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'.
Problem:Question: The glomerular filtration rate increases when:
Options: <1> Increases the resistance in the glomerular afferent arteriole. <2> Decreases the resistance in the glomerular efferent arteriole. <3> Increases the activity of the renal sympathetic nerves. <4> Obstruction of the urinary tract occurs. <5> Decreases the concentration of plasma proteins.
Solution:
5