Morphine has widespread effects on the transmission of pain signals across the body, therefore morphine is a(n)

a) agonist.
b) tricyclic.
c) antagonist.
d) neuromodulator.


ANS: d

Psychology

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A neuron's electrical potential becomes more negative in response to:

a. an inhibitory message b. an excitatory message c. depolarization d. the firing of the dendrites

Psychology

Ceremonies that commemorate death __________

A) are strikingly different in various cultures
B) help mourners avoid social contact
C) are highly similar across cultures
D) are traditionally held within three days after death

Psychology

The sample size required to overcome a violation of the normality assumption depends on the ______ of the violation and the ______ of the violation.

a. significance; probability b. quality; probability c. range; intensity d. nature; severity

Psychology

Teleology is best defined as

A) communicating with the dead. B) religious practices of the mature person. C) the push of past conditioning. D) future goals pulling behavior.

Psychology