Research Has Shown That Genetic Factors Contribute to Language Acquisition

question 50

Multiple Choice

Research has shown that genetic factors contribute to language acquisition. For example, some people have an inherited syndrome known as specific language impairment. These people typically

• A) have underdeveloped muscles needed for speech production.
• B) have damage to Wernicke's area.
• C) are less likely to learn and use the rules of linguistics.
• D) also show an impairment in intelligence.

Understand the concept of a hypothesis and its role in psychological research.

Recognize the different goals of science (understanding, prediction, application, measurement, and description) and their relevance to psychological research.

Identify and explain the impact of extraneous variables on research outcomes.

Define a theory and understand its significance in organizing and explaining observations.

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Definitions:

Self-schema

A belief or idea about oneself that helps the individual to organize and process information relevant to self.

Working Self-concept

The part of one's self-identity that is actively present in consciousness at any given time, shaped by the situation and social interactions.

Reticular Activating System

A network of neurons located in the brainstem that is responsible for regulating wakefulness and sleep-wake transitions.

Extraversion/Introversion

A personality dimension reflecting the extent to which an individual is outgoing and enjoys interacting with the external world versus being introspective or reserved.