How do researchers explain the effectiveness of mental imagery as an adjunct to athletes' preparation for competition?
a) Visual imagery activates brain areas related to the sport.
b) EEG records show increased beta production that enhances performance.
c) Brain scans reveal reduced blood flow to certain brain areas, which provides for finer motor control.
d) Increased rates of neural firing across the corpus callosum indicate the two hemispheres work more effectively after visual imagery.
a
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The emotional and social process of coping with a separation or a loss is called
a. clinical depression. b. bereavement. c. grief. d. moratorium.
The trichromatic theory states that ________
a. the visual system treats triads of color as antagonistic to each other. b. three types of color feature detectors in the visual cortex are responsible for color perception. c. three types of cones exist, each sensitive to a certain range of wavelengths. d. species that detect ultraviolet light perceive three colors that are outside of the range of humans.