Iron Intakes Often Do Not Meet the Iron Needs of Adolescent

question 34

Multiple Choice

Iron intakes often do not meet the iron needs of adolescent females because they tend to:

• A) eat fewer iron-rich foods and take in fewer kcalories.
• B) consume more foods that interfere with iron absorption.
• C) have a longer growth spurt.
• D) develop greater lean body mass.
• E) be more physically active.

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Definitions:

Fixed-Ratio Schedule

A schedule in which reinforcement is provided after a fixed number of correct responses.

Fixed-Interval Schedule

A type of operant conditioning reinforcement schedule where rewards are delivered at fixed intervals of time, provided that the correct response is made.

Contingency Theory

A leadership theory that proposes the effectiveness of a leader is contingent upon how well the leader's style matches the circumstances.

Contact Hypothesis

A theory which posits that under certain conditions, interpersonal contact is one of the most effective ways to reduce prejudice between majority and minority group members.