BIO 251 Lab quiz 2
Authored by Lanie Arviso
Biology
University
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56 questions
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1.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
______,______and ______ refer to changed in the membrane potential from its resting level
(a)
2.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
(a) is a potential difference between the inside of the cell (IC) and the outside of the cell (EC) across the membrane.
3.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Being the most important ions, intracellularly, Na+ is always ____ (low/high) and k+ is always _____ (low/hight)
(a)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
what is the approximate concentration of K+ inside a typical cell (intracellular concentration)
150mM
5mM
0mM
15mM
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
what is the approximate concentration of Na+ inside a typical cell (intracellular concentration)
150mM
5mM
0mM
15mM
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
what is the approximate concentration of Na+ outside typical cell (extracellular concentration)
150mM
5mM
0mM
15mM
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
what is the approximate concentration of K+ outside a typical cell (extracellular concentration)
150mM
5mM
0mM
15mM
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