The _______ predicts the voltage that develops when a semipermeable membrane separates different concentrations of ions. The measured value of the resting membrane potential varies slightly from this predicted value because the cell is somewhat permeable to _______.
A) sodium-potassium pump; K+
B) Nernst equation; Na+
C) Goldman equation; Cl-
D) equilibrium potential; Na+
Correct Answer:
Verified
Q110: Matching
-Potassium _
A) Depolarizes neurons when it crosses
Q111: Matching
-Chloride _
A) Depolarizes neurons when it crosses
Q112: Matching
-Calcium
A) Depolarizes neurons when it crosses cell
Q113: Which element is an anion in the
Q114: The resting membrane potential is
A) negative in
Q116: At the peak of the action potential,
Q117: The absolute refractory period refers to the
Q118: Postsynaptic potentials are a type of
A) digital
Q119: Which sequence presents presynaptic events in
Q120: In the knee-jerk reflex,
A) a muscle stretch
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