Taking a Broader Perspective: the Problem of External Validity a Researcher

question 37

Multiple Choice

Taking a Broader Perspective: The Problem of External Validity A researcher studying the use of condoms to prevent sexually transmitted disease (STD) combines data from heterosexual and homosexual couples to increase the study's external validity.This pooling of data illustrates

• A)aggregation over measures.
• B)aggregation over situations.
• C)aggregation over subjects.
• D)aggregation over trials.

Describe the general functions and importance of organ systems in maintaining homeostasis.

Explain the concept and significance of homeostasis in the human body.

Understand the directional terms used to describe the locations of structures in the body.

Recognize the organization levels in the body and the concept of feedback mechanisms in physiological regulation.

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Definitions:

Motivational Interviewing

A counseling approach that helps individuals find the motivation to make positive decisions and accomplish established goals.

Social Cognitive Theory

A theory of learning and behavior emphasizing the importance of observing, modeling, and imitating the behaviors of others.

Cognitive Factors

Elements that involve the mental processes of perception, memory, judgment, and reasoning.

Health Behavior

Actions taken by individuals that affect their health, either positively or negatively, such as diet, exercise, smoking, and drinking habits.