Contrary to what many people think, married couples generally believe (prior to having any children) that having children will make them less happy

For a specific test to function as a vulnerability marker for schizophrenia, it is necessary that the proposed test

a. distinguishes between those who have schizophrenia and those who do not. b. measures the level of dopamine and serotonin. c. be designed to accommodate the communication difficulties typical of schizophrenia. d. is used only with people who have no family history of schizophrenia.

It's midnight, and you are alone in your room studying. You hear a loud crash outside your room, and your whole body reacts instantly and furiously. The system that produces these reactions is the ________ system

a) central nervous b) sympathetic nervous c) parasympathetic nervous d) limbic