Data have shown that girls in the United States and other economically developed countries have been experiencing menarche at __________ in past centuries.

A. earlier ages than
B. about the same ages as
C. later ages than
D. more variable ages than


Answer: A

Psychology

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Artise suffers from a rare disorder in which the uncontrolled spasms of her vaginal muscles prevents her husband from having intercourse with her. What is this disorder?

a. dyspareunia c. dysphoria b. paraphilia d. vaginismus

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Harlan Lane and Paul Shinkman put a college student's behavior on extinction following VI reinforcement . The student performed the behavior 8,000 times without reinforcement

Indicate whether the statement is true or false

Psychology

The process by which experience or practice results in a relatively permanent change in behavior or potential behavior is known as __________

a. learning b. intelligence formation c. imprinting d. cognition

Psychology

Wernicke's aphasia is diagnosed when patients can produce language but have great difficulty understanding language that is directed at them.

Answer the following statement true (T) or false (F)

Psychology