Which of the following is a procedure that removes small portions of a person's cornea in order to help change the cornea's curvature and reestablish clearer vision?
A. laser-assisted in situ keratomileusis
B. involved iridectomy
C. penetrating keratoplasty
D. retinitis pigmentosa
Answer: A
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Which of the following pairs accurately describes the two central characteristics of short-term memory?
A. limited duration, limited capacity B. limited duration, unlimited capacity C. unlimited duration, unlimited capacity D. unlimited duration, limited capacity
The tendency to perceive things with a continuous pattern rather than with a complex, broken-up pattern is known as ___________
a) proximity b) continuity c) contiguity d) common region
A psychologist spends her entire career studying how and why changes occur in people throughout their lives. This psychologist is most likely working in the field of __________.
A. abnormal psychology B. gerontology C. human development D. maturational studies
In a social referencing experiment, 18-month-old Joey is asked to share spinach or graham crackers with his mother. Even though Joey prefers graham crackers, he might offer the spinach to his mother if she ________.
A. encourages him to try both and then to give her the food he prefers B. expresses no preference for either spinach or graham crackers C. uses her voice and facial expressions to convey a preference for the graham crackers D. uses her voice and facial expressions to convey a preference for the spinach