04-10-2012, 07:34 PM
A 60-year-old man undergoing a routine
eye examination is found to have 20/60 visual
acuity, without correction, in both the left and
right eyes. Tonometry shows an intraocular
pressure of 39 mm Hg in both eyes;
ophthalmoscopy shows physiologic cupping of
the optic discs of both eyes; and a visual field
examination shows a nerve fiber bundle
defect. Treatment with isoflurophate is
prescribed. This drug exerts its beneficial
effects by blocking which of the following
enzymes?
A. acetylcholinesterase (ACH
B. catechol-o-methyltransferase (CCMT)
C. choline acetyltransferase (CAT)
D. DOPA decarboxylase
E. tyrosine hydroxylase
Not from uworld or nbme - I found this question in a file on my computer
eye examination is found to have 20/60 visual
acuity, without correction, in both the left and
right eyes. Tonometry shows an intraocular
pressure of 39 mm Hg in both eyes;
ophthalmoscopy shows physiologic cupping of
the optic discs of both eyes; and a visual field
examination shows a nerve fiber bundle
defect. Treatment with isoflurophate is
prescribed. This drug exerts its beneficial
effects by blocking which of the following
enzymes?
A. acetylcholinesterase (ACH
B. catechol-o-methyltransferase (CCMT)
C. choline acetyltransferase (CAT)
D. DOPA decarboxylase
E. tyrosine hydroxylase
Not from uworld or nbme - I found this question in a file on my computer