Question 1 of 20;1.0 Points;Which of the following is true?;A.Fertilization usually takes place in the uterus.;B.Women can get pregnant only on the day of ovulation.;C.Males produce an average of 300 million sperm a day.;D.Sperm survive for only one day after intercourse.;Question 2 of 20;1.0 Points;During the period of the zygote, the ________ will become the ________.;A.amnion, amniotic fluid;B.trophoblast, brain and spinal cord;C.chorion, placenta and umbilical cord;D.embryonic disk, embryo;Question 3 of 20;1.0 Points;The period of the zygote lasts about ________, beginning with ________.;A.3 months, fertilization;B.3 months, implantation;C.2 weeks, fertilization;D.2 weeks, implantation;Question 4 of 20;1.0 Points;The _________encloses the developing organism in amniotic;A.blastocyst;B.trophoblast;C.chorion;D.amnion;Question 5 of 20;1.0 Points;The umbilical cord rarely tangles during pregnancy because the;A.thickness of the amniotic fluid does not allow the cord to float freely in the uterus.;B.walls of the cord are much too rigid for it to knot.;C.cord is simply too short to knot.;D.force of blood flowing through the cord keeps it firm.;Question 6 of 20;1.0 Points;The period of the embryo lasts from;A.fertilization until the beginning of the second week of pregnancy.;B.months four to six of pregnancy.;C.implantation until the eighth week of pregnancy.;D.the last three months of pregnancy.;Question 7 of 20;1.0 Points;During the period of the embryo, the ________ folds over to form the ________.;A.blastocyst, digestive tract;B.mesoderm, lungs;C.ectoderm, the neural tube;D.chorion, placenta;Question 8 of 20;1.0 Points;The most rapid prenatal changes take place during the period of the _________, whereas the rate of body growth is greatest during the period of the _________.;A.embryo, fetus;B.zygote, fetus;C.zygote, embryo;D.fetus, embryo;Question 9 of 20;1.0 Points;As early as the third month of pregnancy;A.the fetus can suck its thumb.;B.vernix covers the skin of the fetus.;C.the fetus has a good chance of survival outside of the uterus if born prematurely.;D.most of the brain's neurons are in place;Question 10 of 20;1.0 Points;At the end of the second trimester, nearly all of the brain's ________ are in place. However the brain's ________ continue to increase at a rapid rate throughout pregnancy and after birth.;A.glial cells, neurons;B.neural tubes, neurons;C.neurons, neural tubes;D.neurons, glial cells;Question 11 of 20;1.0 Points;The age of viability occurs sometime between the ________ week of pregnancy.;A.19th and 23rd;B.28th and 32nd;C.25th and 29th;D.22nd and 26th;Question 12 of 20;1.0 Points;Research shows that higher fetal activity in the last weeks of pregnancy predicts a more active infant.;True;False;Question 13 of 20;1.0 Points;The period of the ________ is the time when serious defects from teratogens are most likely to occur because ________ this time.;A.zygote, implantation occurs during;B.embryo, the foundations for all body parts are laid down during;C.fetus, the prenatal organism is developing most rapidly during;D.fetus, birth takes place soon after;Question 14 of 20;1.0 Points;Aspirin use during pregnancy;A.is linked to low birth weight and infant death.;B.has not been associated with any negative effects.;C.is safe among healthy mothers under the age of 35 years.;D.offers some protection against infections during the first few months of life.;Question 15 of 20;1.0 Points;The likelihood of negative effects due to smoking during pregnancy;A.are reduced immediately if the mother decides to stop smoking.;B.are reduced immediately if the mother decides to smoke occassionally.;C.are reduced only if the mother stops before the period of the embryo.;D.are not reduced if the mother stops smoking, because the damage has likely already been done.;Question 16 of 20;1.0 Points;Research on fetal alcohol syndrome (FAS) indicates that;A.the mental impairment done by heavy, regular alcohol use during pregnancy is reversible if the child is raised in an intellectually stimulating environment.;B.all fetuses are equally vulnerable to the damaging effects of prenatal alcohol exposure.;C.even mild drinking is associated with reduced head size and body growth.;D.FAS babies catch up to age-mates in physical size when provided with enriched diets.;Question 17 of 20;1.0 Points;Which of the following is true regarding HIV and AIDS?;A.In South Africa, one-fourth of all pregnant women are HIV-positive.;B.Drugs have not yet been successful in reducing the likelihood of prenatal AIDS transmission.;C.HIV-positive pregnant women invariably pass HIV to their babies.;D.The number of women infected with HIV has decreased in the past decade.;Question 18 of 20;1.0 Points;supplementation during pregnancy greatly reduces the likelihood of ________.;A.Calcium, skeletal abnormalities;B.Folic acid, neural tube defects;C.Vitamin C, maternal high blood pressure;D.Iron, premature birth;Question 19 of 20;1.0 Points;Problems during pregnancy are most likely to occur if an Rh-negative mother is carrying her;A.second Rh-positive baby.;B.first Rh-negative baby.;C.first Rh-positive baby.;D.second Rh-negative baby.;Question 20 of 20;1.0 Points;The more information a pregnant woman seeks about pregnancy, childbirth, and parenting;A.the more likely she is to form an emotional attachment to her fetus during pregnancy.;B.the less likely she is to consult her own parents for advice on pregnancy and child rearing.;C.the less likely she is to view her obstetrician or her child's pediatrician as a valuable source of information.;D.the more confident she tends to feel about her own ability to be a good mother.
Paper#23292 | Written in 18-Jul-2015Price : $37