A brain-imaging method using magnetic fields to measure the release of energy from water in biological tissues is called _____
A) electroencephalography (EEG)
B) magnetic resonance imaging (MRI)
C) positron emission tomography (PET)
D) computed tomography (CT)
Answer: B
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A factorial study compares the effectiveness of two allergy medications by measuring symptoms immediately before taking the medication, 30 minutes after the medication, and 3 hours after the medication. Half of the participants take one of the medications and the rest take the second medication. Which statement accurately describes this study? a. It is a between-subjects design that uses both
the experimental and non-experimental strategies. b. It is a between-subjects experiment. c. It is a non-experimental between-subjects design. d. It combines between- and within-subjects designs and uses both the experimental and non-experimental strategies.
In American culture, which of the following body types would most boys prefer to have?
A) Ectomorph B) Endomorph C) Mesomorph D) Polymorph
Some recent research (Brown et al., 2003) indicates that elderly couples ________
A) do not benefit very much from the social support they receive from others B) benefit more from providing high levels of social support than from receiving it C) do not benefit very much from the social support they give to others D) benefit more from receiving high levels of social support than from giving it E) benefit from receiving high levels of social support but are not capable of giving it
Which of the following is a difference between later-born children and firstborn children?
A. Later-born children are more highly motivated to achieve than firstborn children. B. Later-born children perform better academically and are more cooperative than firstborn children. C. Later-born children show somewhat greater anxiety levels than firstborn children. D. Later-born children are more rebellious and liberal than firstborn children.