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WGU D220 COMPREHENSIVE TEST BANK COMPLETE QUESTIONS AND ANSWERS PRACTICE SOLUTION VERIFIED

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WGU D220 COMPREHENSIVE TEST BANK COMPLETE QUESTIONS AND ANSWERS PRACTICE SOLUTION VERIFIED

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WGU D220 COMPREHENSIVE TEST BANK
COMPLETE QUESTIONS AND ANSWERS
PRACTICE SOLUTION VERIFIED


◉ Germinal Period. Answer: first 14 days
fertilization
implantation of zygote
creation of blastocyst


◉ zygote. Answer: fertilized ovum


◉ blastocyst. Answer: embryo before implantation into uterine wall


◉ Embryonic Period. Answer: weeks 3-8
called embryo
some fail to chromosomal abnormalities
placenta formed
brain begins to develop at 3 weeks


◉ embryo. Answer: developing mammal following conception; first 8
weeks

, ◉ Chromosomal abnormality. Answer: occurs when a child inherits
too many or too few chromosomes


◉ Fetal Period. Answer: weeks 8+
viability about 24 weeks


◉ basis for sexual orientation. Answer: not clear
scientists are currently investigating influences of genetics, birth order
and hormones


◉ Maternal factors that can affect development of fetus. Answer: age
under 15 or over 35
teratogens
diabetes
high blood pressure
Rh factor
weight gain
stress
depresson


◉ teratogens. Answer: environmental factors that con contribute to
birth defects and include some maternal diseases, pollutants, drugs,
and alcohol


◉ Rh Disease. Answer: form of anemia caused by the Rh protein

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