The color of the iris is primarily a result of
a. its blood supply
b. it amount of melanin.
c. the refraction of light by the anterior chamber.
d. the reflection of light from the retina.
b
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You are writing an article about short-term memory for the local newspaper. Which of the following would be the most appropriate title for the article?
A. Unlimited Storage in Short-Term Memory B. Short-Term Memory: Holding Seven Items C. Processing Information from the Senses: Short-Term Memory D. Iconic Memory in Short-Term Memory
Some reflexes are necessary for survival and some are not
Indicate whether this statement is true or false.
Recording police interrogations can improve the quality of interrogations by A. helping to ensure that police detectives are not coercive when interrogating
B. helping to ensure that suspects cannot inappropriately claim to have been coerced during interrogation. C. both of the above D. none of the above
Compared to earlier findings on social facilitation, what do recent findings show about what happens to people's performance in the presence of others?
a) Performance improves in people with high achievement motivation. b) Performance improves on easy tasks but suffers on difficult tasks. c) Performance decreases on both easy and difficult tasks when being observed by someone of the opposite sex. d) Performance on interesting tasks increases, but performance on boring tasks decreases.