Question 1

Which of the following was a primary goal of the Human Genome Project?

Accepted Answer

To identify and map all human genes

Question 2

During human fertilization, where does the sperm typically penetrate the ovum?

Accepted Answer

In the upper portion of the woman's fallopian tube

Question 3

Which term describes a pair of twins that result from two separate ova fertilized by two separate sperm?

Accepted Answer

Dizygotic twins

Question 4

What is the main difference between monozygotic and dizygotic twins?

Accepted Answer

Monozygotic twins originate from a single fertilized ovum

Question 5

Which of the following is a critical period for fetal development?

Accepted Answer

The first trimester when basic structures are developing

Question 6

How can optimal prenatal care affect the health of future generations?

Accepted Answer

It can influence adult health and the health of future generations through epigenetic changes

Question 7

Which modification is commonly recommended for exercise during pregnancy?

Accepted Answer

Make simple modifications to maintain health and fitness

Question 8

Which of the following best describes the role of microbiomes in newborn health?

Accepted Answer

Microbiomes acquired during fetal development influence immunity and disease risk later in life

Question 9

Which phase of parental development involves planning for the actual birth of the baby?

Accepted Answer

Plans for the actual birth of the baby

Question 10

Which of the following is NOT a benefit of exercise during pregnancy?

Accepted Answer

Increased risk of fetal abnormalities

Question 11

Which genetic counseling strategy involves destroying defective genes?

Accepted Answer

Suicide genes

Question 12

Gene therapy often uses a virus vector to deliver therapeutic genes. What is the main ethical concern with this approach?

Accepted Answer

There are ethical, social, and legal aspects to consider

Question 13

Which screening procedure can diagnose some adult-onset diseases before symptoms appear?

Accepted Answer

Screening for specific genetic problems without looking at DNA

Question 14

Which of the following is a developmental task of the neonate?

Accepted Answer

Learning to focus on and follow objects across the field of vision

Question 15

According to Piaget, which stage of cognitive growth is the neonate in?

Accepted Answer

Sensorimotor stage

Question 16

Which of the following best describes the influence of culture on the care of parents and newborns?

Accepted Answer

Cultural beliefs and practices must be respected and considered in care

Question 17

What physiological change occurs in the newborn immediately after the umbilical cord is cut?

Accepted Answer

The infant must adjust to life outside the uterus

Question 18

Which activity is most effective for calming a newborn infant?

Accepted Answer

Swaddling, cuddling, wrapping, rocking, or nonnutritive sucking

Question 19

Which variable does NOT influence the intelligence potential of a newborn infant?

Accepted Answer

Only biological factors, not environment

Question 20

A newborn sleeps 15 to 20 hours daily. What developmental task is most closely associated with this sleep pattern?

Accepted Answer

First trust experience

Chapter 6: Prenatal Influences on Healthy Development

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