Detailed Content

Section II Biological Foundations of Adulthood

Chapter 4 Biological Systems in Adult Development

Vignette 4.1 Youthful Resilience
Vignette 4.2 Opportunity

Biological Foundations in Adulthood

Biological Theories of Aging
Activity 4.1 Free Radicals
Homeostasis, Resilience, and Reserve Capacity
Homeostatic Imbalance
Author Commentary 4.1 The Why and How of Aging

An Overview of Organ Systems

The Integumentary System
The Skeletal System
The Muscular System
The Brain and Nervous System
The Endocrine System
Activity 4.2 Perceived Stress Scale
The Heart and Cardiovascular System
The Respiratory System
The Lymphatic System and Immunity
Activity 4.3 Immune System Analogy
The Reproductive System

Biological Stages and Transitions in Adulthood

Author Commentary 4.2 Everything Is Important
Biological Aspects of Young Adulthood: A Crossroads
Biological Aspects of Middle Adulthood: Discipline Rewarded
Biological Aspects of Late Adulthood: The Delicate Balance
Centenarians

Chapter Summary

Perspectives Across Disciplines: Maintaining Homeostasis

References