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Discussion Starter · #1 ·
A 23-year-old woman represents to her physician with ptosis, meiosis and anhidrosis in the left eye.
Which one of the following drugs is used to determine whether this lesion is preganglionic or postganglionic?
A-Albuterol
B-Atenolol
C-Cocaine
D-Epinephrine
E-Phenylephrine
Answer
 
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