_____ channels are open while a neuron is at rest; most _____ channels are closed.
A) Na+; Cl-
B) Na+; K+
C) Na+; Ca++
D) K+; Na+
Correct Answer:
Verified
Q49: The time following an action potential during
Q53: The electrical charge of a neuron at
Q54: After the action potential reaches its maximum,
Q65: An electrical signal that is conducted along
Q68: When an action potential occurs,_ gates open,resulting
Q70: When a neuron is at rest,there is
Q75: Which ion has a negative charge?
A)sodium
B)protein
C)potassium
D)calcium
Q78: Which ion has a negative charge?
A)sodium
B)potassium
C)chloride
D)calcium
Q80: The electrical charge inside of the neuron
Q84: During the refractory period,a chemical "pump" moves:
A)myelin
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