PSYC 2314 Chapter 2 Exam Questions
With Accurate Answers
age of viability - ANSWER age at which a fetus can survive because most of its
bodily systems function adequately; typically at 7 months after conception
alleles - ANSWER variations of genes
amniocentesis - ANSWER prenatal diagnostic technique that involves
withdrawing a sample of amniotic fluid through the abdomen using a syringe
amnion - ANSWER inner sac in which the developing child rests
amniotic fluid - ANSWER fluid that surrounds the fetus
autosomes - ANSWER first 22 pairs of chromosomes
behavioral genetics - ANSWER the branch of genetics that studies the
inheritance of behavioral and psychological traits
cephalocaudal principle - ANSWER a principle of physical growth that states
that structures nearest the head develop first
cerebral cortex - ANSWER wrinkled surface of the brain that regulates many
functions that are distinctly human
cesarean section (C-section) - ANSWER surgical removal of infant from the
uterus through an incision made in the mother's abdomen
chorionic villus sampling - ANSWER prenatal diagnostic technique that involves
taking a sample of tissue from the chorion
chromosomes - ANSWER threadlike structures in the nuclei of cells that contain
genetic material
crowning - ANSWER appearance of the top of the baby's head during labor
deoxyribonucleic acid (DNA) - ANSWER molecule composed of four nucleotide
bases that is the biochemical basis of heredity
dizygotic twins - ANSWER result of the fertilization of two separate eggs by two
sperm; also called fraternal twins
With Accurate Answers
age of viability - ANSWER age at which a fetus can survive because most of its
bodily systems function adequately; typically at 7 months after conception
alleles - ANSWER variations of genes
amniocentesis - ANSWER prenatal diagnostic technique that involves
withdrawing a sample of amniotic fluid through the abdomen using a syringe
amnion - ANSWER inner sac in which the developing child rests
amniotic fluid - ANSWER fluid that surrounds the fetus
autosomes - ANSWER first 22 pairs of chromosomes
behavioral genetics - ANSWER the branch of genetics that studies the
inheritance of behavioral and psychological traits
cephalocaudal principle - ANSWER a principle of physical growth that states
that structures nearest the head develop first
cerebral cortex - ANSWER wrinkled surface of the brain that regulates many
functions that are distinctly human
cesarean section (C-section) - ANSWER surgical removal of infant from the
uterus through an incision made in the mother's abdomen
chorionic villus sampling - ANSWER prenatal diagnostic technique that involves
taking a sample of tissue from the chorion
chromosomes - ANSWER threadlike structures in the nuclei of cells that contain
genetic material
crowning - ANSWER appearance of the top of the baby's head during labor
deoxyribonucleic acid (DNA) - ANSWER molecule composed of four nucleotide
bases that is the biochemical basis of heredity
dizygotic twins - ANSWER result of the fertilization of two separate eggs by two
sperm; also called fraternal twins
