What two drugs were commonly used during the 19th century to relieve pain during childbirth?
a. aspirin and alcohol
b. aspin bark and cedar extract
c. digitalis and foxglove
d. ether and chloroform
Answer: D
Psychology
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How is information transmitted between nerve cells?
a. by release of neurotransmitters at the synapse b. by release of neurotransmitters along the axon c. by changes in electrical potential along the axon d. by changes in electrical potential in the synapse
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What is the alternative hypothesis for an ANOVA model?
a. All of them are equal b. All of them are different c. At least one of the mu different from the others d. All of the x bars are different
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