Anesthetic drugs such as Novocain block the transmission of impulses in the brain by
A) decreasing the flow of blood to the brain.
B) preventing sodium from crossing the membranes.
C) decreasing the ability of glucose to enter the brain.
D) blocking transmission at glutamate synapses.
Correct Answer:
Verified
Q24: During the chemical process called an action
Q25: The study of axons and action potentials
Q26: Why does it take you longer to
Q27: In order for an axon to transmit
Q28: The advantage of an action potential over
Q30: The all-or-none law applies to
A) nervous system
Q31: Action potentials
A) occur when potassium ions enter
Q32: During the action potential, just after _
Q33: The normal state of an axon (when
Q34: If a drug prevents sodium from crossing
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