Sean Describes Himself as Having Hardly Ever Been Happy

question 79

Multiple Choice

Sean describes himself as having hardly ever been happy. He occasionally feels okay, but it never lasts more than a day or so. He has trouble sleeping, doesn't eat much, and feels like nothing will ever change in his life. He says this has been going on for as long as he can remember. The best diagnosis for Sean is

• A) bipolar II.
• B) dysthymia.
• C) cyclothymia.
• D) major depressive disorder.

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Definitions:

Lewis Structure

A graphical representation of the valence electrons of atoms in a molecule, showing how the electrons are arranged around atoms.

Acetic Acid

An organic compound with the formula CH3COOH, known as the main component of vinegar besides water.

Line-Angle Formula

A simplified diagrammatic method of representing organic molecules, where lines represent bonds and the ends of lines or vertices represent carbon atoms, with heteroatoms (non-carbon atoms) usually labeled.

Compound

A compound consisting of two or more elements that are chemically united in a constant ratio.