guangyu Forum Elite
Topics: 29 Posts: 308
| | 12/07/07 - 11:10 AM  
 
   
 
|   #1 |
please give answer and explain
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| doc_clotaire Forum Guru

Topics: 159 Posts: 1,270
| | 12/07/07 - 12:11 PM  
 
   
 
|   #2 |
B _ beta-blockers can cause arteries to widen and can slow the action of the heart and decrease its force of contraction
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| neurom Forum Senior

Topics: 3 Posts: 126
| | 12/07/07 - 12:59 PM  
 
   
 
|   #3 |
B
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| tamerbashir Forum Elite
Topics: 21 Posts: 285
| | 12/07/07 - 03:07 PM  
 
   
 
|   #4 |
b
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| Gourdon
Topics: 14 Posts: 82
| | 12/07/07 - 09:28 PM  
 
   
 
|   #5 |
why not C?
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| neurom Forum Senior

Topics: 3 Posts: 126
| | 12/08/07 - 02:38 AM  
 
   
 
|   #6 |
the anti-ischemic effect of b-blockers is due to decreases heart rate and contractility, therefore reducing myocardial oxygen demand.
___________________ "Nature magically suits a man to his fortunes, by making them the fruit of his character".
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