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Coronary angiography, a sophisticated method for diagnosing

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Senior Manager
Joined: 12 Mar 2009
Posts: 307
Coronary angiography, a sophisticated method for diagnosing [#permalink]

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08 Jul 2009, 12:42
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1. Coronary angiography, a sophisticated method for diagnosing coronary disease involving the introduction of a dye into the arteries of the heart, is now administered selectively because it uses x rays to observe cardiac function.

3. for diagnosing coronary disease, involves the introduction of a dye into the arteries of the heart and is now administered, selectively because it uses
4. to diagnose coronary disease that involves the introduction of a dye into the arteries of the heart, is now administered selectively, because it uses

Oa is 3. Can somebody please expalin the difference between 3 & 4. Why to diagnose is wrong as against for....
Director
Joined: 05 Jun 2009
Posts: 735
WE 1: 7years (Financial Services - Consultant, BA)

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08 Jul 2009, 12:46
in 4 that is incorrectly referring to the disease.
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Manager
Joined: 17 Aug 2008
Posts: 69

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08 Jul 2009, 18:42
Here in 4 coronary disease that so it tells about coronary disease hence 4 is incorrect...
Manager
Joined: 17 Apr 2009
Posts: 142

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09 Jul 2009, 01:41
vaivish1723 wrote:
1. Coronary angiography, a sophisticated method for diagnosing coronary disease involving the introduction of a dye into the arteries of the heart, is now administered selectively because it uses x rays to observe cardiac function.

3. for diagnosing coronary disease, involves the introduction of a dye into the arteries of the heart and is now administered, selectively because it uses
4. to diagnose coronary disease that involves the introduction of a dye into the arteries of the heart, is now administered selectively, because it uses

Oa is 3. Can somebody please expalin the difference between 3 & 4. Why to diagnose is wrong as against for....

4 is incorrectly saying that disease involves the introduction of dye,whereas its the method(in option 3) which does so.
Re: pl help   [#permalink] 09 Jul 2009, 01:41
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