Among possible prenatal risk factors for schizophrenia, one of the most thoroughly investigated is
A. Genital or reproductive infections
B. Nutritional deprivation during early gestation
C. Severe prenatal maternal stress
D. Maternal exposure to the influenza virus
Ans: D. Maternal exposure to the influenza virus
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The mechanics of intelligence best fits with which description?
a. Experienced-based b. Neurophysiological c. Content-rich d. Culturally dependent
The pattern of girls worldwide, as well as of some nonhuman primates, to show more of an interest than boys do in babies and childcare suggests that such a bias may represent a(n)
a. quirk of socialization. c. deferred adaptation. b. ontogenetic adaptation. d. instinct.
To inspect Jasmine's fetus for defects of the limbs and face, as well as to allow a sample of fetal blood to be obtained, permitting diagnosis of hemophilia and sickle cell anemia, her doctor should use
A) amniocentesis. B) chorionic villus sampling. C) ultrafast magnetic resonance imaging. D) fetoscopy.
A muscle fiber shortens when ___ filaments pull on stationary ___ filaments, producing a shortened fiber and a contracted muscle
a. Myosin; actin b. Actin; acetylcholine c. Acetylcholine; myosin d. Actin; myosin