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Unformatted text preview: -auditory hallucinations-severe deficits in language comprehension and production-amnesia Phenotype:-physical, behavioral, psychological features-that are the result of the interaction between ones genes and the environment Zygote : when an egg is fertilized in the fallopian tube. Ends 2 weeks later when the zygote is implanted in the wall of the uterus. Embrio : from 3 to 8 weeks, body parts are formed during this period Fetus : from 9 weeks on. Increase in size and systems begin to function. Age of viability 22-28 weeks Critical period: Imply a more restricted period of time and an inability to recover from the effects of the environmental factor. When things are developing Sensitive Period: diffuse period of time and a potential for recovery (intellectual development) Teratogens: Agents such as chemicals or viruses that can reach the embryo or fetus during prenatal development and cause harm...
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- Spring '07