Dopamine:
a. Has an excitatory effect
b. Enhances the effects of the cortex on lower structures
c. Increases in the synapse when cocaine blocks its reuptake
d. Is probably not involved in the effects of cocaine
Question 2
The depolarization of the cell membrane produced when the threshold is reached results in which of the following?
A) Sodium ions entering the axon 500 times faster than normal
B) Potassium ions exiting the axon 500 times faster than normal
C) Sodium ions entering the axon 1,000 times faster than normal
D) Sodium ions entering the axon 700 times faster than normal
Chemical structures of ester and amide local anesthetics
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Drugs and their effect table
Flynn Effect IQ scores have risen across developed countries in recent decades. Source: Flynn (199
Layers and Major Structures of the Skin