1. Chapter 3 – Study Guide – Developmental Psych
Learning Goals
1. Discuss major changes in the body through the life span.
• What are cephalocaudal and proximodistal patterns?
• How do height and weight change in infancy and childhood?
• What changes characterize puberty?
• What physical changes occur in early adulthood?
• How do people develop physically during middle adulthood?
• What is the nature of physical changes in late adulthood?
2. Describe how the brain changes through the life span.
• What are the major areas of the brain, and how does it process information?
• How does the brain change in infancy?
• What characterizes the development of the brain in childhood?
• How can the changes in the brain during adolescence be summarized?
• What is the aging brain like?
3. Summarize how sleep patterns change as people develop.
• How can sleep be characterized in infancy?
• What changes occur in sleep during childhood?
• How does adolescence affect sleep?
• What changes in sleep take place during adulthood and aging?
4. Explain longevity and the biological aspects of aging.
• What is the difference between life span and life expectancy? What sex differences exist
in longevity?
• What characterizes centenarians?
• What are the four main biological theories of aging?
Key Terms
Amygdala Gonads Mitochondrial theory
Cellular clock theory Growth hormone deficiency Myelination
Cephalocaudal pattern Hormonal stress theory Neurogenesis
Climacteric Hormones Pituitary gland
Corpus callosum Hypothalamus Prefrontal cortex
Estradiol Lateralization Proximodistal pattern
Free-radical theory Life span Puberty
Gonadotropins Menarche Sudden infant death
syndrome
Menopause Testosterone
Key People

2. Leonard Hayflick Stanley Rapaport
Charles Nelson Laurence Steinberg