When potassium channels in the hair cell open, potassium will _________ the cell, producing _________.
A. enter; depolarization
B. enter; hyperpolarization
C. leave; depolarization
D. leave; hyperpolarization
Answer: A
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According to research on the effects of social environment on personality, _____
a. Canadians from minority groups with strongest ethnic identities were highest in self-esteem and subjective well-being c. extraversion was found to be higher in the western regions of the United States b. neuroticism is higher in the northwestern and southwestern states of the United States d. children who grow up in disadvantaged neighborhoods are likely to show adaptive tendencies characterized by high resilience
Approximately what percentage of scores falls below the mean in a standard normal distribution?
a. 1% b. 16% c. 34% d. 50%
Which neurotransmitter was the first to be linked with schizophrenia?
A. dopamine B. serotonin C. norepinephrine D. endorphins E. GABA
In operant conditioning, presenting reinforcement upon the occurrence of a response only at regular time periods is called a _____ schedule.
A) variable-ratio B) fixed-ratio C) variable-interval D) fixed-interval