Exam 13: Human Development: Heredity and Environment

The device that was invented by Robert Fantz and allowed researchers to observe the movements of an infant's eyes in order to determine what infants can see and what holds their attention was the _______.

Betsy notices that her infant gained control of the muscles in his upper arms and then his lower arms,wrist,hands,and and,finally his fingers.This pattern she observed is referred to as the

The chemical molecules making up DNA are

Regarding teratogens,which of the following statements is FALSE?

Because of the rapid growth of basic structures,the developing fetus is sensitive to a variety of diseases,drugs,and sources of radiation,especially during which part of the pregnancy?

Regarding the mechanisms of heredity,which of the following statements is FALSE?

Which of the following is considered a congenital problem or "birth defect"?

Poverty has been shown to affect

A child who does not form a loving bond early in life tends to suffer impairment in their social development.This statement emphasizes the importance of the

Mary and Zeke have three children,all of whom have blue eyes.However,both Mary and Zeke have brown eyes.Using genetic principles,explain the probability of this situation occurring.

Problems that occur during sensitive periods in development

Substances capable of causing birth defects are known as _______.

Ben touches his newborn brother's palm,and his little brother takes hold of Ben's finger and will not let go, illustrating the Babinski reflex.

Because of work pressures,Marian experienced a great deal of stress during her pregnancy.Due to this stress, Marian's baby

Muscular control spreads in a pattern from the center of the body to the extremities,according to the

Achieving sexual maturity is mostly governed by

Milestones,such as when children are able to walk alone,feed themselves,or become toilet trained tend to be governed by

Regarding a sensitive period for language development,babies who don't hear normal speech during their first year may have impaired language abilities.

Regarding the effects of deprivation and enrichment,which of the following statements is FALSE?

The concept of a dynamic interaction between parents and children is best illustrated by the fact that babies