The first cell resulting from the fertilization of the ovum by the sperm is called the:
a. embryo.
b. gender.
c. placenta.
d. zygote.
Ques. 2A procedure used to identify disease-causing genes in an eight-cell embryo is called the:
a. chorionic villus test.
b. genome.
c. polymerase chain test.
d. zygote test.
Ques. 3Of the following, the prospective father most needs:
a. emotional support.
b. professional guidance as to his role during his wife's pregnancy and delivery.
c. to read child development books before having children.
d. to take a sabbatical from work responsibilities.
Ques. 4The doula is:
a. a family life educator.
b. a genetic counselor who meets with prospective parents.
c. a nurse who is certified to deliver the baby in the home.
d. a paraprofessional who provides assistance during childbirth.
Ques. 5An expectant mother typically first feels movement and can hear a heartbeat at about:
a. the end of the first trimester.
b. 7 months.
c. 3-4 months.
d. 5-6 months.
Ques. 6A condition in the mother that produces antibodies that destroy the red blood cells of her second baby and subsequent babies is called the:
a. alphafetoprotein test.
b. amniocentesis.
c. DNA.
d. Rh factor.
Ques. 7In an ethnographic study of young children, a researcher is most likely to:
a. conduct regular observations in a daycare center over a sustained period of time.
b. identify key statistical markers that provide detailed information about the children in a community.
c. study a large, diverse group of children who have different cultural backgrounds and socioeconomic status.
d. study the same group of children as they progress from pre-K to kindergarten to first grade.
Ques. 8A pregnancy test used to detect disorders in the brain or spinal column is the:
a. alphafetoprotein test.
b. amniocentesis.
c. DNA.
d. Rh factor.
Ques. 9The period encompassing the weeks before a birth, the birth, and the few weeks thereafter is called:
a. neonatal.
b. perinatal.
c. postpartum.
d. prolactin.
Ques. 10The combination of genes inherited from both parents and their ancestors are called:
a. dominant.
b. genotype.
c. phenotype.
d. recessive.
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