Jane is a drug addict, and she continued taking drugs even when she was pregnant with her daughter Sasha. Sasha, now a 2-year-old, looks smaller than other children of her age. She has trouble memorizing faces and things and has difficulties with perception and attention. The problems suffered by Sasha are most likely to be the effects of

Men who smoke are more likely to

Which of the following is true about umbilical cord sampling?

Intelligence is a trait that is

Which of the following is also called trisomy-21 because it is characterized in more than 90 percent of cases by an extra 21st chromosome?

Helena, a 38-year-old woman, delivered a preterm baby boy a week ago. Though the baby was in a delicate condition, the medical expertise of the NICU team was able to save him. The baby is kept under close observation, and for the last 3 days, Helena is being allowed to hold her baby against her bare chest for limited periods of time. The doctors believe that this will help stabilize the baby’s heartbeat and forge strong bonds between Helena and her son. This scenario illustrates

Which of the following statements is true of the Moro reflex in babies?

When a baby “reads” the expression of a caregiver for a clue as to how to act in an ambiguous situation, it is referred to as

Adopted adolescents are more likely than nonadopted adolescents to

The three types of stepfamilies are stepfather, stepmother, and