Which behavior has been shown to reduce the oxygen content and increase the carbon monoxide content of a pregnant woman's blood, thereby affecting the developing child?

A. Taking LSD
B. Smoking cigarettes
C. Excessive exercise
D. Ingesting cocaine


Answer: B

Psychology

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Research discussed in your chapter suggests which of the following real dangers associated with repressed memories?

a. Memories of events recovered during therapy may not have actually happened, and may be a product of the therapy itself. b. Repressed memories that are recovered more than a few years after an event cannot be used as evidence in a court case because it violates the legal principle of "statute of limitations." c. Recovery of repressed memories can actually lead to great psychological trauma on the part of the person who repressed the memories in the first place. d. Recovery of repressed memories often leads to a "splintering" of the personality, resulting in a case of dissociative identity disorder.

Psychology

One major difference between striated and smooth muscles is that

A. smooth muscles move the voluntary system and striated muscles move automatic systems. B. striated muscles are responsible for fast twitch and smooth muscles are responsible for slow twitch. C. striated muscles move mostly voluntary systems while smooth muscles move involuntary, automatic systems. D. smooth muscles are made up of myofibrils and striated muscles are made up of only sarcomeres.

Psychology

Which statement most accurately represents expectations for males and females across cultures?

a. Cultural differences in gender expectations are minimal; most differences center on socioeconomic status. b. All cultures have traditional male and female roles; gender expectations do not change over time. c. In some cultures role expectations for males and females are the same; males and females share equal opportunities. d. All cultures have different expectations for males and females, but the degree of the differences varies greatly across cultures.

Psychology

For most people, friends' influence is strongest during

a. late childhood. b. early adolescence. c. middle adolescence. d. emerging adulthood.

Psychology