In order to passively diffuse through the blood-brain barrier, a drug must:

a. lipid soluble, charged, and relatively small.
b. water soluble, charged, and relatively small.
c. lipid soluble, uncharged, and relatively small.
d. water soluble, uncharged, and relatively large.


Ans: C

Psychology

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Ten-year-old Benjamin is often nervous about bringing report cards home to his parents. Although his parents say they love him, he feels that they only really love him when he obtains excellent grades in school. Based on the theory developed by Carl Rogers, Benjamin perceives his parents' affection as

a. conditional, and he is likely to develop congruence in his self-concept. b. unconditional, and he is likely to develop incongruence in his self-concept. c. unconditional, and he is likely to develop congruence in his self-concept. d. conditional, and he is likely to develop incongruence in his self-concept.

Psychology

The correlation coefficient is an appropriate statistic when we want to understand the relationship between two measures

Indicate whether the statement is true or false

Psychology

At about 12 months of age, infants ______

a. begin cooing c. say their first word b. begin babbling d. begin using intonation

Psychology

The DSM-5 has added __________ to the criteria for pathological substance abuse

a) craving for substance b) desire for high feelings c) risky behavior d) none of the above

Psychology