Chapter 2 quiz

During the fetal period of development, __

the number of neurons in the brain decreases

the brain goes through a process of regeneration

the brain increases in size (correct)

synapses in the brain decrease in number

Research indicates that a doula-assisted birth can benefit ..

unpartnered women

immigrant women

low-income women

all women (correct)

Amy went into labor at home. Joan arrived soon after and began to time her contractions and give gentle massages. She assisted Amy and her partner when it was time to leave for the hospital and accompanied them through the birth process. Joan was Amy's___

doula (correct)

postpartum nurse

couvade

doctor

The critical factor in attaining the age of viability is

having functioning digestive and respiratory systems Signup and view all the answers

Abed's mom is four months pregnant. Abed is anxious for the new baby and asks, "How many more months until I'm a big brother?" His mother says he has to wait about __more months.

5 Signup and view all the answers

Horace was born 26 weeks after conception. He now is a healthy, happy 2-year-old. Horace's ability to survive after being born so early was due in part to his reaching the

age of viability Signup and view all the answers

Lucia had a baby three weeks ago. She has been feeling sad and inadequate as a mother, which has made caring for her newborn difficult. Lucia may be experiencing ___

postpartum depression Signup and view all the answers

A small section of a chromosome that is the basic unit for the transmission of heredity is a

gene Signup and view all the answers

Every person begins life as a single cell, which is called a

zygote Signup and view all the answers

Epigenetics means that a trait __

is determined by genes and the environment Signup and view all the answers

A surgical birth, in which incisions through the mother's abdomen and uterus allow the fetus to be removed quickly, is referred to as a(n)

cesarean section Signup and view all the answers

An individual's genetic inheritance is called a(n)

genotype Signup and view all the answers

Many obstetricians date the onset of pregnancy from the date of

the woman's last menstrual period Signup and view all the answers

During the germinal period of prenatal development, some cells become part of the brain, some become part of the leg, some become part of the stomach, and so on. The term for this process is

differentiation Signup and view all the answers

In the third stage of labor, the ___

placenta is delivered Signup and view all the answers

Josephine just had a baby and now is experiencing a sense of inadequacy and sadness. She may have __

postpartum depression Signup and view all the answers

Each molecule of deoxyribonucleic acid (DNA) is stored on a(n)

chromosome Signup and view all the answers

Compared with vaginal births, c-section births

increase the risk of complications after birth Signup and view all the answers

Ava is one month pregnant and consults with her doctor about the different categories of teratogens. The doctor tells her that all of the following are categories of teratogens ЕХСЕРТ

the media Signup and view all the answers

Identical twins are also called ____ twins.

monozygotic Signup and view all the answers