What causes negative afterimages to occur?
A. Fatigue in the dorsal stream of the extrastriate cortex.
B. Excitation of rods.
C. Deterioration of trichromatic receptors.
D. Adaptation in the rate of firing of retinal ganglion cells.
Answer: D
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Sandi is diagnosed as having two conditions: migraine headaches and hypertension. A mental health professional should consider her as suffering from ____
a. a psychophysiological disorder (migraine) and a physical condition (hypertension) b. two physical conditions that normally have little to do with psychological factors c. a psychophysiological disorder (hypertension) and a conversion disorder (migraine) d. two psychophysiological disorders
What began as a single fertilized egg has just separated into two distinct eggs. This indicates the formation of ____ twins that has occurred during the ____ period of development.
A. fraternal; zygotic B. fraternal; embryonic C. identical; zygotic D. identical; embryonic
According to Vygotsky, the upper limit of the zone of proximal development refers to the child's
A) inability to benefit from using a cognitive strategy. B) problem-solving skills when assisted by an adult or a more capable peer. C) behavior during the preoperational stage. D) attachment to a mother or father figure.
Monique is equally attracted to both men and women. What would be Monique's rating on the Kinsey Scale?
A. 3 B. 6 C. 1 D. 0