oldkidontheblock Forum Guru

Topics: 60 Posts: 926
| | 03/30/07 - 03:03 PM  
 
   
 
|   #1 |
The resting membrane potenital for an isolated muscle cell is -70mV. Equiblirium potential for important ions are given below: - ENa=+60mV
- EK=-80mV
- ECl=-90mV
- ECa=+125mV
- EMg=0mV
Which of the following ions would flow out of the cell once specific ion channels are open? - Sodium and Calcium
- Magnesium and Chloride
- Potassium and Chloride
- Magnesium and Calcium
- Potassium only
___________________ Malcolm Forbes: Victory is sweetest when you've known defeat
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| mms Forum Junior
Topics: 1 Posts: 72
| | 03/30/07 - 03:09 PM  
 
   
 
|   #2 |
1
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| doc179 Forum Guru
Topics: 67 Posts: 1,217
| | 03/30/07 - 05:19 PM  
 
   
 
|   #3 |
5
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| new_n_lost Forum Hero

Topics: 663 Posts: 6,107
| | 03/30/07 - 05:28 PM  
 
   
 
|   #4 |
Potassium only
___________________ FORUM RULES-- Those who believe in telekinesis, raise my hand. I get enough exercise just by pushing my luck --P4U World.." The pure and simple truth is rarely pure and never simple."
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| paganini Forum Senior

Topics: 26 Posts: 153
| | 03/30/07 - 10:00 PM  
 
   
 
|   #5 |
5 potassium
___________________ Mr. Physiology. An answering machine.
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| oldkidontheblock Forum Guru

Topics: 60 Posts: 926
| | 03/31/07 - 12:29 AM  
 
   
 
|   #6 |
5 is correct.
___________________ Malcolm Forbes: Victory is sweetest when you've known defeat
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