Multiple Choice
The idea that a neuron's membrane is polarized refers to a difference in electrical potential between ____.
A) the axons and the dendrites
B) the axon hillock and the cell body
C) sodium ions and potassium ions
D) the inside and the outside of the membrane
Correct Answer:

Verified
Correct Answer:
Verified
Q19: Molecules that can cross the blood-brain barrier
Q20: Ribosomes are the part of a cell
Q44: Small, charged molecules can cross the cell
Q55: The insulating material that covers many vertebrate
Q60: Neurons are distinguished from other cells by
Q62: What mechanism prevents or slows some chemicals
Q63: The membrane of a neuron is composed
Q65: What do neurons have that other cells
Q81: If you were to accidentally touch a
Q84: The concentration gradient for potassium tends to