In which of the following ways do ganglion cells differ from the other cells in the retina?
a. They are active only when light is present
b. They produce graded potentials instead of conventional action potentials.
c. They produce conventional action potentials instead of graded potentials.
d. They contain larger quantities of photopigment.
c
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One finding of the Merikangas et al. (2010) epidemiological study is that ____
a. males and females tend to differ in the kinds of disorders they experience b. adolescents have a lower rate of mood disorders than adults c. almost half of adolescents meet criteria for at least one psychological disorder d. people living in rural areas have a much higher incidence of mental disorders
According to Maslow's theory, people become involved with groups in order to:
A. satisfy the need to belong B. prevent self-handicapping behavior C. resolve feelings of cognitive dissonance D. experience group polarization and the risky shift
Hull proposed the hypothetico-deductive method as the means to develop learning theory. Which of the following statements is the best explanation of Hull's method??
a. ?Psychology should try to develop strictly empirical principles of behavior. Theory should only include statements as to how reinforcement controls behavior. b. ?From a set of theoretical postulates, deductions are made. These deductions become hypotheses that are tested experimentally. The experimental results are then used to confirm the postulates or change them if necessary. c. ?Data from experiments are used to produce theories of learning. Once the theory is formed, there is no need to test the theory, since theory is more important than data. d. ?Any of the choices might be correct, depending on the circumstances. e. ?None of the choices are correct.
One of the earliest attempts to categorize personality traits came from Allport & Odbert (1936), who identified 4,500 terms in the dictionary that related to personality. Later, statistical methods were used to reduce these words to a list of ___ personality traits
a. ?8 b. ?16 c. ?24 d. ?32