____________ is the idea that we develop a bias favoring our own group over other groups in order to maintain positive self-esteem
a. Esteem enhancement
b. Social identity theory
c. Group membership inflation
d. Solidarity
b
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Focusing on only one dimension at a time, a characteristic of preoperational thought identified by Piaget's cognitive developmental theory, is known as ____________________
Fill in the blank(s) with correct word
Which statement characterizes the relative refractory period?
A) The neuron cannot fire again because the potassium channels are unable to open B) The neuron cannot fire again because the sodium channels are unable to open C) The neuron can fire again but only to a stronger than threshold stimulus D) The neuron can fire again but only at a much slower rate
A cognitive psychologist tests whether memory for abstract ideas improves when the information is presented both verbally and visually. Which of the following scenarios represents a Type I error?
A) The psychologist concludes that memory does not improve when the true situation is that it does not improve. B) The psychologist concludes that memory does not improve when the true situation is that it does improve. C) The psychologist concludes that memory does improve when the true situation is that it does improve. D) The psychologist concludes that memory does improve when the true situation is that it does not improve.
Sixteen-year-old Sarah is tall and weighs 78 pounds. She counts calories and exercises continuously, and has a very rigid and controlled personality. With what type of anorexia nervosa would Sarah most likely be diagnosed?
A. restricting B. obsessive-compulsive C. binge/purge D. binge-eating