Multiple Choice
Opening of sodium channels in the axon membrane causes
A) hyperpolarization and decreased positive charge inside the membrane.
B) repolarization and increased positive charge inside the membrane.
C) hyperpolarization and increased negative charge inside the membrane.
D) depolarization and increased negative change inside the membrane.
E) depolarization and increased positive charge inside the membrane.
Correct Answer:

Verified
Correct Answer:
Verified
Q49: The plasma membrane of an axon is
Q50: What effect would decreasing the concentration of
Q52: If the chemically gated sodium channels in
Q53: Compare a graded potential with an action
Q55: In which part of a neuron does
Q56: Compare presynaptic and postsynaptic cells.<br>A)Presynaptic cells are
Q57: Which of the following would <b>not</b> have
Q58: Cholinergic synapses release the neurotransmitter<br>A)norepinephrine.<br>B)epinephrine.<br>C)serotonin.<br>D)acetylcholine.<br>E)GABA.
Q74: Figure 12-2 The Nerve Action Potential<br><img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4858/.jpg"
Q103: Clusters of RER and free ribosomes in