module 45

Question 1

Developmental psychology

Answer 1

a branch of psychology that studies physical, cognitive, and social change throughout the life span

Question 2

Zygote

Answer 2

the fertilized egg; it enters a 2-week period of rapid cell division and develops into an embryo

Question 3

Embryo

Answer 3

the developing human organism from about 2 week after fertilization through the second month

Question 4

Fetus

Answer 4

the developing human organism from 9 weeks after conception to birth.

Question 5

Teratogens

Answer 5

agents, such as chemicals and viruses, that can reach the embryo or fetus during prenatal development and cause harm

(literally, “monster makers”)

Question 6

Fetal alcohol syndrome (FAS)

Answer 6

physical and cognitive abnormalities in children caused by a pregnant woman’s heavy drinking. In severe cases, signs include a small, out-of-proportion head and abnormal facial features

Question 7

Habituation

Answer 7

decreasing responsiveness with repeated stimulation. As infants gain familiarity with repeated exposure to a stimulus, their interest wanes and they look away sooner.