08-26-2006, 01:12 PM
A 44-year-old woman presents to her family physician with intermittent
headache and the complaint that she can™t see in her left
eye. The examination reveals that the woman is blind in her left
eye. When a light is shined into her left eye there is no direct or
consensual pupillary light reflex. Magnetic resonance angiography
(MRA) shows a large aneurysm at the origin of the ophthalmic
artery. Which of the following represents the usual point of origin
of this vessel?
(A) Cavernous part of the internal carotid artery
(B) Cerebral part of the internal carotid artery
© First segment (A1) of the anterior cerebral artery
(D) First segment (M1) of the middle cerebral artery
(E) Petrous part of the internal carotid artery
headache and the complaint that she can™t see in her left
eye. The examination reveals that the woman is blind in her left
eye. When a light is shined into her left eye there is no direct or
consensual pupillary light reflex. Magnetic resonance angiography
(MRA) shows a large aneurysm at the origin of the ophthalmic
artery. Which of the following represents the usual point of origin
of this vessel?
(A) Cavernous part of the internal carotid artery
(B) Cerebral part of the internal carotid artery
© First segment (A1) of the anterior cerebral artery
(D) First segment (M1) of the middle cerebral artery
(E) Petrous part of the internal carotid artery