The Thymus

question 111

Multiple Choice

The thymus

• A) is the site of maturational processing for T lymphocytes
• B) secretes a collection of hormones important in maintaining the T-cell lineage
• C) gradually atrophies and becomes less important as an individual matures
• D) is a lymphoid organ
• E) all of these

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Definitions:

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Family members related through one's mother, including grandparents, aunts, and uncles on the mother’s side.

Sexual Orientation

An enduring sexual attraction toward members of either one’s own sex (homosexual orientation) or the other sex (heterosexual orientation).

Birth-Order Effect

A psychological theory suggesting that one's rank in their sibling hierarchy influences their personality and behavior.

Sexual Orientation

An enduring pattern of emotional, romantic, and/or sexual attractions to men, women, or both sexes.