When sodium ions flow into the neuron:
a. hyperpolarization occurs
b. a resting potential is established
c. the refractory period ends
d. depolarization occurs
D
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Which category of attachment fits the following description of behavior in the Strange Situation? The infant clings to the mother and fails to explore the room. S/he is quite distressed when the mother leaves, and when she returns s/he alternates between seeking contact with her and angrily resisting being held.
A. insecure-avoidant attachment B. secure attachment C. insecure-disorganized attachment D. insecure-ambivalent attachment
Regarding the development of gender identity, which of the following statements is TRUE?
Laura's heart rate had been conditioned to increase whenever she smelled Old Spice After Shave. However, her heart would also race to the aroma of Brut and English Leather. This reaction is known as:
a. shaping. b. stimulus generalization. c. operant conditioning. d. discrimination.
In North America, students who are first-generation and second-generation
A) are more likely than students of native-born parents to commit delinquent and violent acts. B) are more likely than students of native-born parents to use drugs and alcohol. C) generally have lower self-esteem than students of native-born parents. D) often achieve in school as well as or better than students of native-born parents.