Drug X interferes with the action of norepinephrine at synapses. Which of the following mechanisms would NOT explain the effects of X?
A. X inhibits synthesis of norepinephrine at the axon terminal.
B. X inhibits norepinephrine release from the terminal.
C. X blocks reuptake of norepinephrine by the terminal.
D. X is an adrenergic receptor antagonist.
E. X stimulates the catabolism of norepinephrine.
C
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The conscious state is maintained by the
A) prefrontal lobes. B) general interpretive area. C) limbic system. D) reticular activating system. E) nucleus gracilis.
Select the correct statement about absorption.
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