In a ____ study, the drug or treatment is given to large groups of people to confirm its effectiveness, monitor side effects, compare it to commonly used treatments, and collect information that will allow the drug or treatment to be used safely
a. pilot
b. Phase I
c. Phase II
d. Phase III
d
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According to the gate control theory of pain, the ________ of the spinal cord act as a "gate" and may open and transmit sensations of pain if the stimulation is sufficiently intense
a. dorsal horns b. somatic nerves c. coxal terminus d. epidural blocks
What is the primary function of a synapse?
A) To allow neurons to communicate with one another B) To produce neurotransmitters C) To house the neuron's genetic material D) To allow an attachment between the axon and the cell body
Metcalfe found that subjects' ratings revealed that they thought they were not making progress until the very end when solving
a. arrangement problems. c. transformation problems. b. inducing structure problems. d. analogies.
Which of the following is the best answer to the question, “Why can’t we ever infer causality from correlational designs?”
a. Because we don’t manipulate any variables in correlational designs b. Because the order of occurrence of the variables is unknown in correlational designs c. Because correlational designs are not experimental d. Because experimental research methods are required in order to determine causal relationships