Quiz 10: A Lifespan Development

During the embryonic stage,cellular divisions begin to take place which will eventually lead to multiple organ,nervous system,and skin tissues.

At birth,the newborn has an estimated 100 billion neurons.

Maternal use of cigarettes during pregnancy causes damage to the placenta but not to the baby itself.

There is no scientific evidence that vaccines can cause autism.

Habituation refers to the formation of new habits and reflexes.

Babies become attached to their mothers because their mothers provide them with nourishment needed for survival.

Recent research has confirmed Piaget's belief that children are egocentric through the entire preoperational stage.

Adolescents are more likely to engage in risky behaviour when they are in the presence of other adolescents.

According to Erikson's stages of psychosocial development,the crisis often faced by young adults is focusing on personal and family needs and contributing to society.

For adults,positive emotions decline with age while negative emotions increase.